Changed Icon for reload room configuration and added some translations.

13 files changed, 427 insertions, 371 deletions

diff --git a/gui/server_normal/mainwindow.ui b/gui/server_normal/mainwindow.ui
index fe87433..755e021 100644
--- a/gui/server_normal/mainwindow.ui
+++ b/gui/server_normal/mainwindow.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>800</width>
-    <height>640</height>
+    <height>716</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -225,7 +225,7 @@
   <action name="actionReload_Room_Configuration">
    <property name="icon">
     <iconset resource="../../pvsmgr.qrc">
-     <normaloff>:/refresh</normaloff>:/refresh</iconset>
+     <normaloff>:/reloadClassroom</normaloff>:/reloadClassroom</iconset>
    </property>
    <property name="text">
     <string>Reload Room Configuration</string>
diff --git a/i18n/client/pvsclient_ar_JO.ts b/i18n/client/pvsclient_ar_JO.ts
index 3b38013..6ecdc20 100644
--- a/i18n/client/pvsclient_ar_JO.ts
+++ b/i18n/client/pvsclient_ar_JO.ts
@@ -24,8 +24,8 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
+        <location filename="../../build/ui_connect.h" line="153"/>
         <location filename="../../src/client/connectwindow/connectwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_connect.h" line="153"/>
         <source>Ready to connect; please enter session name.</source>
         <translation type="unfinished"></translation>
     </message>
@@ -70,22 +70,22 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="151"/>
+        <location filename="../../build/ui_connect.h" line="151"/>
         <source>Connect to PVS session</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="152"/>
+        <location filename="../../build/ui_connect.h" line="152"/>
         <source>Session Name:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="154"/>
+        <location filename="../../build/ui_connect.h" line="154"/>
         <source>Connect</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="155"/>
+        <location filename="../../build/ui_connect.h" line="155"/>
         <source>Hide</source>
         <translation type="unfinished"></translation>
     </message>
@@ -93,54 +93,54 @@
 <context>
     <name>Toolbar</name>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="101"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="92"/>
         <source>Set &amp;session ID</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="102"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="93"/>
         <source>&amp;Was ist das hier?</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="103"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="94"/>
         <source>&amp;Quit</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="262"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="252"/>
         <source>Streaming</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="283"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="273"/>
         <source>Offline</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="341"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="331"/>
         <source>Über PVS Client</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="342"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="332"/>
         <source>Der PVS Client ist Teil eines Softwaresystems zur Verwaltung des visuellen Datenverkehrs innerhalb der Poolräume zwischen Dozenten und Studenten-PCs und wurde zur Vereinfachung des Informationsflusses in Seminaren und allgemeinem eLearning entwickelt.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="268"/>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="295"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="258"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="285"/>
         <source>Online</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="156"/>
+        <location filename="../../build/ui_toolbar.h" line="156"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="158"/>
-        <location filename="../../trbuild/ui_toolbar.h" line="160"/>
+        <location filename="../../build/ui_toolbar.h" line="158"/>
+        <location filename="../../build/ui_toolbar.h" line="160"/>
         <source>Menu</source>
         <translation type="unfinished"></translation>
     </message>
diff --git a/i18n/client/pvsclient_de_DE.ts b/i18n/client/pvsclient_de_DE.ts
index f757ab3..2a0dedb 100644
--- a/i18n/client/pvsclient_de_DE.ts
+++ b/i18n/client/pvsclient_de_DE.ts
@@ -4,22 +4,22 @@
 <context>
     <name>ConnectWindow</name>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="151"/>
+        <location filename="../../build/ui_connect.h" line="151"/>
         <source>Connect to PVS session</source>
         <translation type="unfinished">Verbinde zu PVS Sitzung</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="152"/>
+        <location filename="../../build/ui_connect.h" line="152"/>
         <source>Session Name:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="154"/>
+        <location filename="../../build/ui_connect.h" line="154"/>
         <source>Connect</source>
         <translation type="unfinished">Verbinden</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="155"/>
+        <location filename="../../build/ui_connect.h" line="155"/>
         <source>Hide</source>
         <translation type="unfinished">Ausblenden</translation>
     </message>
@@ -44,8 +44,8 @@
         <translation>&amp;Verbinden</translation>
     </message>
     <message>
+        <location filename="../../build/ui_connect.h" line="153"/>
         <location filename="../../src/client/connectwindow/connectwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_connect.h" line="153"/>
         <source>Ready to connect; please enter session name.</source>
         <translation>Bereit für Verbindung; Bitte den Sitzungsname eingeben.</translation>
     </message>
@@ -93,54 +93,54 @@
 <context>
     <name>Toolbar</name>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="101"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="92"/>
         <source>Set &amp;session ID</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="102"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="93"/>
         <source>&amp;Was ist das hier?</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="103"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="94"/>
         <source>&amp;Quit</source>
         <translation>&amp;Beenden</translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="262"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="252"/>
         <source>Streaming</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="283"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="273"/>
         <source>Offline</source>
         <translation>Offline</translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="341"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="331"/>
         <source>Über PVS Client</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="342"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="332"/>
         <source>Der PVS Client ist Teil eines Softwaresystems zur Verwaltung des visuellen Datenverkehrs innerhalb der Poolräume zwischen Dozenten und Studenten-PCs und wurde zur Vereinfachung des Informationsflusses in Seminaren und allgemeinem eLearning entwickelt.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="268"/>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="295"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="258"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="285"/>
         <source>Online</source>
         <translation>Online</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="156"/>
+        <location filename="../../build/ui_toolbar.h" line="156"/>
         <source>Form</source>
         <translation type="unfinished">Form</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="158"/>
-        <location filename="../../trbuild/ui_toolbar.h" line="160"/>
+        <location filename="../../build/ui_toolbar.h" line="158"/>
+        <location filename="../../build/ui_toolbar.h" line="160"/>
         <source>Menu</source>
         <translation type="unfinished">Menü</translation>
     </message>
diff --git a/i18n/client/pvsclient_es_MX.ts b/i18n/client/pvsclient_es_MX.ts
index 4d57b78..8014e15 100644
--- a/i18n/client/pvsclient_es_MX.ts
+++ b/i18n/client/pvsclient_es_MX.ts
@@ -4,22 +4,22 @@
 <context>
     <name>ConnectWindow</name>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="151"/>
+        <location filename="../../build/ui_connect.h" line="151"/>
         <source>Connect to PVS session</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="152"/>
+        <location filename="../../build/ui_connect.h" line="152"/>
         <source>Session Name:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="154"/>
+        <location filename="../../build/ui_connect.h" line="154"/>
         <source>Connect</source>
         <translation type="unfinished">Conectar</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="155"/>
+        <location filename="../../build/ui_connect.h" line="155"/>
         <source>Hide</source>
         <translation type="unfinished"></translation>
     </message>
@@ -44,8 +44,8 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
+        <location filename="../../build/ui_connect.h" line="153"/>
         <location filename="../../src/client/connectwindow/connectwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_connect.h" line="153"/>
         <source>Ready to connect; please enter session name.</source>
         <translation type="unfinished"></translation>
     </message>
@@ -93,54 +93,54 @@
 <context>
     <name>Toolbar</name>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="101"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="92"/>
         <source>Set &amp;session ID</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="102"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="93"/>
         <source>&amp;Was ist das hier?</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="103"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="94"/>
         <source>&amp;Quit</source>
         <translation type="unfinished">&amp;Cerrar</translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="262"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="252"/>
         <source>Streaming</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="283"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="273"/>
         <source>Offline</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="341"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="331"/>
         <source>Über PVS Client</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="342"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="332"/>
         <source>Der PVS Client ist Teil eines Softwaresystems zur Verwaltung des visuellen Datenverkehrs innerhalb der Poolräume zwischen Dozenten und Studenten-PCs und wurde zur Vereinfachung des Informationsflusses in Seminaren und allgemeinem eLearning entwickelt.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="268"/>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="295"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="258"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="285"/>
         <source>Online</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="156"/>
+        <location filename="../../build/ui_toolbar.h" line="156"/>
         <source>Form</source>
         <translation type="unfinished">de</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="158"/>
-        <location filename="../../trbuild/ui_toolbar.h" line="160"/>
+        <location filename="../../build/ui_toolbar.h" line="158"/>
+        <location filename="../../build/ui_toolbar.h" line="160"/>
         <source>Menu</source>
         <translation type="unfinished">Menu</translation>
     </message>
diff --git a/i18n/client/pvsclient_fr_FR.ts b/i18n/client/pvsclient_fr_FR.ts
index 3b38013..6ecdc20 100644
--- a/i18n/client/pvsclient_fr_FR.ts
+++ b/i18n/client/pvsclient_fr_FR.ts
@@ -24,8 +24,8 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
+        <location filename="../../build/ui_connect.h" line="153"/>
         <location filename="../../src/client/connectwindow/connectwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_connect.h" line="153"/>
         <source>Ready to connect; please enter session name.</source>
         <translation type="unfinished"></translation>
     </message>
@@ -70,22 +70,22 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="151"/>
+        <location filename="../../build/ui_connect.h" line="151"/>
         <source>Connect to PVS session</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="152"/>
+        <location filename="../../build/ui_connect.h" line="152"/>
         <source>Session Name:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="154"/>
+        <location filename="../../build/ui_connect.h" line="154"/>
         <source>Connect</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="155"/>
+        <location filename="../../build/ui_connect.h" line="155"/>
         <source>Hide</source>
         <translation type="unfinished"></translation>
     </message>
@@ -93,54 +93,54 @@
 <context>
     <name>Toolbar</name>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="101"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="92"/>
         <source>Set &amp;session ID</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="102"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="93"/>
         <source>&amp;Was ist das hier?</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="103"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="94"/>
         <source>&amp;Quit</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="262"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="252"/>
         <source>Streaming</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="283"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="273"/>
         <source>Offline</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="341"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="331"/>
         <source>Über PVS Client</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="342"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="332"/>
         <source>Der PVS Client ist Teil eines Softwaresystems zur Verwaltung des visuellen Datenverkehrs innerhalb der Poolräume zwischen Dozenten und Studenten-PCs und wurde zur Vereinfachung des Informationsflusses in Seminaren und allgemeinem eLearning entwickelt.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="268"/>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="295"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="258"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="285"/>
         <source>Online</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="156"/>
+        <location filename="../../build/ui_toolbar.h" line="156"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="158"/>
-        <location filename="../../trbuild/ui_toolbar.h" line="160"/>
+        <location filename="../../build/ui_toolbar.h" line="158"/>
+        <location filename="../../build/ui_toolbar.h" line="160"/>
         <source>Menu</source>
         <translation type="unfinished"></translation>
     </message>
diff --git a/i18n/client/pvsclient_pl_PL.ts b/i18n/client/pvsclient_pl_PL.ts
index 3b38013..6ecdc20 100644
--- a/i18n/client/pvsclient_pl_PL.ts
+++ b/i18n/client/pvsclient_pl_PL.ts
@@ -24,8 +24,8 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
+        <location filename="../../build/ui_connect.h" line="153"/>
         <location filename="../../src/client/connectwindow/connectwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_connect.h" line="153"/>
         <source>Ready to connect; please enter session name.</source>
         <translation type="unfinished"></translation>
     </message>
@@ -70,22 +70,22 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="151"/>
+        <location filename="../../build/ui_connect.h" line="151"/>
         <source>Connect to PVS session</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="152"/>
+        <location filename="../../build/ui_connect.h" line="152"/>
         <source>Session Name:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="154"/>
+        <location filename="../../build/ui_connect.h" line="154"/>
         <source>Connect</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_connect.h" line="155"/>
+        <location filename="../../build/ui_connect.h" line="155"/>
         <source>Hide</source>
         <translation type="unfinished"></translation>
     </message>
@@ -93,54 +93,54 @@
 <context>
     <name>Toolbar</name>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="101"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="92"/>
         <source>Set &amp;session ID</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="102"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="93"/>
         <source>&amp;Was ist das hier?</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="103"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="94"/>
         <source>&amp;Quit</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="262"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="252"/>
         <source>Streaming</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="283"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="273"/>
         <source>Offline</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="341"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="331"/>
         <source>Über PVS Client</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="342"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="332"/>
         <source>Der PVS Client ist Teil eines Softwaresystems zur Verwaltung des visuellen Datenverkehrs innerhalb der Poolräume zwischen Dozenten und Studenten-PCs und wurde zur Vereinfachung des Informationsflusses in Seminaren und allgemeinem eLearning entwickelt.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="268"/>
-        <location filename="../../src/client/toolbar/toolbar.cpp" line="295"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="258"/>
+        <location filename="../../src/client/toolbar/toolbar.cpp" line="285"/>
         <source>Online</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="156"/>
+        <location filename="../../build/ui_toolbar.h" line="156"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_toolbar.h" line="158"/>
-        <location filename="../../trbuild/ui_toolbar.h" line="160"/>
+        <location filename="../../build/ui_toolbar.h" line="158"/>
+        <location filename="../../build/ui_toolbar.h" line="160"/>
         <source>Menu</source>
         <translation type="unfinished"></translation>
     </message>
diff --git a/i18n/server/pvsmgr_ar_JO.ts b/i18n/server/pvsmgr_ar_JO.ts
index 6601559..634bedb 100644
--- a/i18n/server/pvsmgr_ar_JO.ts
+++ b/i18n/server/pvsmgr_ar_JO.ts
@@ -4,52 +4,52 @@
 <context>
     <name>Help</name>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="322"/>
+        <location filename="../../build/ui_help.h" line="322"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="324"/>
+        <location filename="../../build/ui_help.h" line="324"/>
         <source>Lock all connected students screens.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="326"/>
+        <location filename="../../build/ui_help.h" line="326"/>
         <source>Start projection from tutor to all connected students.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="328"/>
+        <location filename="../../build/ui_help.h" line="328"/>
         <source>Start projection from tutor to selected student.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="330"/>
+        <location filename="../../build/ui_help.h" line="330"/>
         <source>Start projection from selected student to tutor.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="332"/>
+        <location filename="../../build/ui_help.h" line="332"/>
         <source>Start projection from selected student to tutor and blank all others.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="334"/>
+        <location filename="../../build/ui_help.h" line="334"/>
         <source>Stop running projections.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="335"/>
+        <location filename="../../build/ui_help.h" line="335"/>
         <source>Set selected client to tutor.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="338"/>
+        <location filename="../../build/ui_help.h" line="338"/>
         <source>Refresh classroom configuration after choosing the room.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="339"/>
+        <location filename="../../build/ui_help.h" line="339"/>
         <source>Cancel</source>
         <translation type="unfinished"></translation>
     </message>
@@ -57,141 +57,152 @@
 <context>
     <name>MainWindow</name>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="167"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="84"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="167"/>
         <source>Exit</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="573"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="575"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>Selection</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="668"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="641"/>
+        <source>Sure, You want to change SessionName again?
+All Clients will be deleted afterwards.</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="670"/>
         <source>Session Name: %1  [click to edit]</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="718"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="722"/>
+        <source>No item selected, please select room!</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="725"/>
         <source>Are you sure you want to reload the room?
 Note that all clients will be deleted.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="779"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="781"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="783"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="812"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="814"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="816"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="818"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="787"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="789"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="791"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="820"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="851"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="853"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="855"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="857"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="822"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="824"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="826"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="828"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="859"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="891"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="893"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="895"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="897"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="861"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="863"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="865"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="867"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="899"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="901"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="903"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="905"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="907"/>
         <source>Projection</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
         <source>No client is selected.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>The selected client is not connected.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="172"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="172"/>
         <source>Lock or Unlock all Clients</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="164"/>
+        <location filename="../../build/ui_mainwindow.h" line="164"/>
         <source>PVS2 Manager</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="165"/>
+        <location filename="../../build/ui_mainwindow.h" line="165"/>
         <source>&amp;Exit</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="169"/>
+        <location filename="../../build/ui_mainwindow.h" line="169"/>
         <source>Ctrl+Q</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="170"/>
+        <location filename="../../build/ui_mainwindow.h" line="170"/>
         <source>lock</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="174"/>
+        <location filename="../../build/ui_mainwindow.h" line="174"/>
         <source>Ctrl+A</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="175"/>
+        <location filename="../../build/ui_mainwindow.h" line="175"/>
         <source>Student&apos;s Screen to Tutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="176"/>
+        <location filename="../../build/ui_mainwindow.h" line="176"/>
         <source>Student&apos;s Screen to Tutor, others blanked</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="177"/>
+        <location filename="../../build/ui_mainwindow.h" line="177"/>
         <source>Tutor&apos;s Screen to Student</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="178"/>
+        <location filename="../../build/ui_mainwindow.h" line="178"/>
         <source>Tutor&apos;s Screen to Everyone</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="179"/>
+        <location filename="../../build/ui_mainwindow.h" line="179"/>
         <source>Stop Projection on every Client</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="180"/>
+        <location filename="../../build/ui_mainwindow.h" line="180"/>
         <source>SetAsTutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="182"/>
+        <location filename="../../build/ui_mainwindow.h" line="182"/>
         <source>Set current Frame as Tutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="184"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="186"/>
+        <location filename="../../build/ui_mainwindow.h" line="184"/>
+        <location filename="../../build/ui_mainwindow.h" line="186"/>
         <source>Help</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="188"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="190"/>
+        <location filename="../../build/ui_mainwindow.h" line="188"/>
+        <location filename="../../build/ui_mainwindow.h" line="190"/>
         <source>Reload Room Configuration</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="193"/>
+        <location filename="../../build/ui_mainwindow.h" line="193"/>
         <source>toolBar</source>
         <translation type="unfinished"></translation>
     </message>
@@ -199,12 +210,12 @@ Note that all clients will be deleted.</source>
 <context>
     <name>ReloadRoom</name>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="68"/>
+        <location filename="../../build/ui_reloadroom.h" line="68"/>
         <source>Reload Room</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="69"/>
+        <location filename="../../build/ui_reloadroom.h" line="69"/>
         <source>Choose room configuration to reload:</source>
         <translation type="unfinished"></translation>
     </message>
@@ -212,17 +223,17 @@ Note that all clients will be deleted.</source>
 <context>
     <name>SessionName</name>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="71"/>
+        <location filename="../../build/ui_sessionname.h" line="71"/>
         <source>Set session name</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="72"/>
+        <location filename="../../build/ui_sessionname.h" line="72"/>
         <source>New session name</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="73"/>
+        <location filename="../../build/ui_sessionname.h" line="73"/>
         <source>Random name</source>
         <translation type="unfinished"></translation>
     </message>
diff --git a/i18n/server/pvsmgr_de_DE.ts b/i18n/server/pvsmgr_de_DE.ts
index 8a00161..7cb13ef 100644
--- a/i18n/server/pvsmgr_de_DE.ts
+++ b/i18n/server/pvsmgr_de_DE.ts
@@ -4,52 +4,52 @@
 <context>
     <name>Help</name>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="322"/>
+        <location filename="../../build/ui_help.h" line="322"/>
         <source>Form</source>
         <translation>Form</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="338"/>
+        <location filename="../../build/ui_help.h" line="338"/>
         <source>Refresh classroom configuration after choosing the room.</source>
         <translation>Lade nach Raumauswahl entsprechende Raumkonfiguration neu.</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="339"/>
+        <location filename="../../build/ui_help.h" line="339"/>
         <source>Cancel</source>
         <translation>Abbruch</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="334"/>
+        <location filename="../../build/ui_help.h" line="334"/>
         <source>Stop running projections.</source>
         <translation>Alle Projektionen abbrechen.</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="332"/>
+        <location filename="../../build/ui_help.h" line="332"/>
         <source>Start projection from selected student to tutor and blank all others.</source>
         <translation>Projektion des ausgewählten Studierendens an Tutor; alle anderen ausblenden.</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="330"/>
+        <location filename="../../build/ui_help.h" line="330"/>
         <source>Start projection from selected student to tutor.</source>
         <translation>Startet Projektion von ausgewähltem Studierenden an Tutor.</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="328"/>
+        <location filename="../../build/ui_help.h" line="328"/>
         <source>Start projection from tutor to selected student.</source>
         <translation>Startet Projektion von Tutor an ausgewählten Studierenden.</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="326"/>
+        <location filename="../../build/ui_help.h" line="326"/>
         <source>Start projection from tutor to all connected students.</source>
         <translation>Startet Projektion von Tutor an alle verbundenen Studierenden.</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="324"/>
+        <location filename="../../build/ui_help.h" line="324"/>
         <source>Lock all connected students screens.</source>
         <translation>Alle verbundenen Studierendenbildschirme sperren.</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="335"/>
+        <location filename="../../build/ui_help.h" line="335"/>
         <source>Set selected client to tutor.</source>
         <translation>Ausgewählten Klienten als Tutor festlegen.</translation>
     </message>
@@ -57,141 +57,153 @@
 <context>
     <name>MainWindow</name>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="167"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="84"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="167"/>
         <source>Exit</source>
         <translation>Ausgang</translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="573"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="575"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>Selection</source>
         <translation>Auswahl</translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="668"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="641"/>
+        <source>Sure, You want to change SessionName again?
+All Clients will be deleted afterwards.</source>
+        <translation>Sicher, dass Sie den Sitzungsname erneut ändern wollen?
+Danach werden alle Clienten gelöscht sein.</translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="670"/>
         <source>Session Name: %1  [click to edit]</source>
         <translation>Sitzungsname: %1  [anklicken editiert]</translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="718"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="722"/>
+        <source>No item selected, please select room!</source>
+        <translation>Keine Auswahl getroffen, bitte einen Raum auswählen!</translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="725"/>
         <source>Are you sure you want to reload the room?
 Note that all clients will be deleted.</source>
         <translation>Wollen Sie den Raum wirklich neu laden? Beachten Sie, dass alle Clienten gelöscht werden.</translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="779"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="781"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="783"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="812"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="814"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="816"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="818"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="787"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="789"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="791"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="820"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="851"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="853"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="855"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="857"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="822"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="824"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="826"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="828"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="859"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="891"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="893"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="895"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="897"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="861"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="863"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="865"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="867"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="899"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="901"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="903"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="905"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="907"/>
         <source>Projection</source>
         <translation>Projektion</translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
         <source>No client is selected.</source>
         <translation>Kein Klient ausgewählt.</translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>The selected client is not connected.</source>
         <translation>Ausgewählter Klient ist nicht verbunden.</translation>
     </message>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="172"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="172"/>
         <source>Lock or Unlock all Clients</source>
         <translation>Alle Klienten sperren oder entsperren</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="164"/>
+        <location filename="../../build/ui_mainwindow.h" line="164"/>
         <source>PVS2 Manager</source>
         <translation>PVS2-Manager</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="165"/>
+        <location filename="../../build/ui_mainwindow.h" line="165"/>
         <source>&amp;Exit</source>
         <translation>&amp;Abbruch</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="169"/>
+        <location filename="../../build/ui_mainwindow.h" line="169"/>
         <source>Ctrl+Q</source>
         <translation>Strg+Q</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="170"/>
+        <location filename="../../build/ui_mainwindow.h" line="170"/>
         <source>lock</source>
         <translation>lock</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="174"/>
+        <location filename="../../build/ui_mainwindow.h" line="174"/>
         <source>Ctrl+A</source>
         <translation>Strg+A</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="175"/>
+        <location filename="../../build/ui_mainwindow.h" line="175"/>
         <source>Student&apos;s Screen to Tutor</source>
         <translation>Studierendenbildschirm an Tutor</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="176"/>
+        <location filename="../../build/ui_mainwindow.h" line="176"/>
         <source>Student&apos;s Screen to Tutor, others blanked</source>
         <translation>Studierendenbildschirm an Tutor; alle anderen ausgeblendet</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="177"/>
+        <location filename="../../build/ui_mainwindow.h" line="177"/>
         <source>Tutor&apos;s Screen to Student</source>
         <translation>Tutorenbildschirm an Studierenden</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="178"/>
+        <location filename="../../build/ui_mainwindow.h" line="178"/>
         <source>Tutor&apos;s Screen to Everyone</source>
         <translation>Tutorenbildschirm an alle</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="179"/>
+        <location filename="../../build/ui_mainwindow.h" line="179"/>
         <source>Stop Projection on every Client</source>
         <translation>Projektion an alle Klienten abbrechen</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="180"/>
+        <location filename="../../build/ui_mainwindow.h" line="180"/>
         <source>SetAsTutor</source>
         <translation>AlsTutorSetzen</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="182"/>
+        <location filename="../../build/ui_mainwindow.h" line="182"/>
         <source>Set current Frame as Tutor</source>
         <translation>Derzeitigen Rahmen als Tutor festlegen</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="184"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="186"/>
+        <location filename="../../build/ui_mainwindow.h" line="184"/>
+        <location filename="../../build/ui_mainwindow.h" line="186"/>
         <source>Help</source>
         <translation>Hilfe</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="188"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="190"/>
+        <location filename="../../build/ui_mainwindow.h" line="188"/>
+        <location filename="../../build/ui_mainwindow.h" line="190"/>
         <source>Reload Room Configuration</source>
         <translation>Neu laden der Raumkonfiguration</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="193"/>
+        <location filename="../../build/ui_mainwindow.h" line="193"/>
         <source>toolBar</source>
         <translation>toolBar</translation>
     </message>
@@ -199,12 +211,12 @@ Note that all clients will be deleted.</source>
 <context>
     <name>ReloadRoom</name>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="68"/>
+        <location filename="../../build/ui_reloadroom.h" line="68"/>
         <source>Reload Room</source>
         <translation>Raum neu laden</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="69"/>
+        <location filename="../../build/ui_reloadroom.h" line="69"/>
         <source>Choose room configuration to reload:</source>
         <translation>Wählen Sie den neuzuladenden Raum:</translation>
     </message>
@@ -212,17 +224,17 @@ Note that all clients will be deleted.</source>
 <context>
     <name>SessionName</name>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="71"/>
+        <location filename="../../build/ui_sessionname.h" line="71"/>
         <source>Set session name</source>
         <translation>Sitzungsname eingeben</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="72"/>
+        <location filename="../../build/ui_sessionname.h" line="72"/>
         <source>New session name</source>
         <translation>Neuer Sitzungsname</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="73"/>
+        <location filename="../../build/ui_sessionname.h" line="73"/>
         <source>Random name</source>
         <translation>Zufälliger Sitzungsname</translation>
     </message>
diff --git a/i18n/server/pvsmgr_es_MX.ts b/i18n/server/pvsmgr_es_MX.ts
index 6e8334b..0e50939 100644
--- a/i18n/server/pvsmgr_es_MX.ts
+++ b/i18n/server/pvsmgr_es_MX.ts
@@ -4,52 +4,52 @@
 <context>
     <name>Help</name>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="322"/>
+        <location filename="../../build/ui_help.h" line="322"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="324"/>
+        <location filename="../../build/ui_help.h" line="324"/>
         <source>Lock all connected students screens.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="326"/>
+        <location filename="../../build/ui_help.h" line="326"/>
         <source>Start projection from tutor to all connected students.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="328"/>
+        <location filename="../../build/ui_help.h" line="328"/>
         <source>Start projection from tutor to selected student.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="330"/>
+        <location filename="../../build/ui_help.h" line="330"/>
         <source>Start projection from selected student to tutor.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="332"/>
+        <location filename="../../build/ui_help.h" line="332"/>
         <source>Start projection from selected student to tutor and blank all others.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="334"/>
+        <location filename="../../build/ui_help.h" line="334"/>
         <source>Stop running projections.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="335"/>
+        <location filename="../../build/ui_help.h" line="335"/>
         <source>Set selected client to tutor.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="338"/>
+        <location filename="../../build/ui_help.h" line="338"/>
         <source>Refresh classroom configuration after choosing the room.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="339"/>
+        <location filename="../../build/ui_help.h" line="339"/>
         <source>Cancel</source>
         <translation type="unfinished">Cancelar</translation>
     </message>
@@ -57,141 +57,152 @@
 <context>
     <name>MainWindow</name>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="167"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="84"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="167"/>
         <source>Exit</source>
         <translation>Salir</translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="573"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="575"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>Selection</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="668"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="641"/>
+        <source>Sure, You want to change SessionName again?
+All Clients will be deleted afterwards.</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="670"/>
         <source>Session Name: %1  [click to edit]</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="718"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="722"/>
+        <source>No item selected, please select room!</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="725"/>
         <source>Are you sure you want to reload the room?
 Note that all clients will be deleted.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="779"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="781"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="783"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="812"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="814"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="816"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="818"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="787"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="789"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="791"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="820"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="851"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="853"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="855"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="857"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="822"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="824"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="826"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="828"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="859"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="891"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="893"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="895"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="897"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="861"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="863"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="865"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="867"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="899"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="901"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="903"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="905"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="907"/>
         <source>Projection</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
         <source>No client is selected.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>The selected client is not connected.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="172"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="172"/>
         <source>Lock or Unlock all Clients</source>
         <translation>Bloquear o desbloquear todos los clientes</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="164"/>
+        <location filename="../../build/ui_mainwindow.h" line="164"/>
         <source>PVS2 Manager</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="165"/>
+        <location filename="../../build/ui_mainwindow.h" line="165"/>
         <source>&amp;Exit</source>
         <translation>&amp;Salir</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="169"/>
+        <location filename="../../build/ui_mainwindow.h" line="169"/>
         <source>Ctrl+Q</source>
         <translation>Ctrl+Q</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="175"/>
+        <location filename="../../build/ui_mainwindow.h" line="175"/>
         <source>Student&apos;s Screen to Tutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="176"/>
+        <location filename="../../build/ui_mainwindow.h" line="176"/>
         <source>Student&apos;s Screen to Tutor, others blanked</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="177"/>
+        <location filename="../../build/ui_mainwindow.h" line="177"/>
         <source>Tutor&apos;s Screen to Student</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="178"/>
+        <location filename="../../build/ui_mainwindow.h" line="178"/>
         <source>Tutor&apos;s Screen to Everyone</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="179"/>
+        <location filename="../../build/ui_mainwindow.h" line="179"/>
         <source>Stop Projection on every Client</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="180"/>
+        <location filename="../../build/ui_mainwindow.h" line="180"/>
         <source>SetAsTutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="182"/>
+        <location filename="../../build/ui_mainwindow.h" line="182"/>
         <source>Set current Frame as Tutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="184"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="186"/>
+        <location filename="../../build/ui_mainwindow.h" line="184"/>
+        <location filename="../../build/ui_mainwindow.h" line="186"/>
         <source>Help</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="188"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="190"/>
+        <location filename="../../build/ui_mainwindow.h" line="188"/>
+        <location filename="../../build/ui_mainwindow.h" line="190"/>
         <source>Reload Room Configuration</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="170"/>
+        <location filename="../../build/ui_mainwindow.h" line="170"/>
         <source>lock</source>
         <translation>bloquear</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="174"/>
+        <location filename="../../build/ui_mainwindow.h" line="174"/>
         <source>Ctrl+A</source>
         <translation>Ctrl+A</translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="193"/>
+        <location filename="../../build/ui_mainwindow.h" line="193"/>
         <source>toolBar</source>
         <translation>Barra de herramientas</translation>
     </message>
@@ -199,12 +210,12 @@ Note that all clients will be deleted.</source>
 <context>
     <name>ReloadRoom</name>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="68"/>
+        <location filename="../../build/ui_reloadroom.h" line="68"/>
         <source>Reload Room</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="69"/>
+        <location filename="../../build/ui_reloadroom.h" line="69"/>
         <source>Choose room configuration to reload:</source>
         <translation type="unfinished"></translation>
     </message>
@@ -212,17 +223,17 @@ Note that all clients will be deleted.</source>
 <context>
     <name>SessionName</name>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="71"/>
+        <location filename="../../build/ui_sessionname.h" line="71"/>
         <source>Set session name</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="72"/>
+        <location filename="../../build/ui_sessionname.h" line="72"/>
         <source>New session name</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="73"/>
+        <location filename="../../build/ui_sessionname.h" line="73"/>
         <source>Random name</source>
         <translation type="unfinished"></translation>
     </message>
diff --git a/i18n/server/pvsmgr_fr_FR.ts b/i18n/server/pvsmgr_fr_FR.ts
index 6601559..634bedb 100644
--- a/i18n/server/pvsmgr_fr_FR.ts
+++ b/i18n/server/pvsmgr_fr_FR.ts
@@ -4,52 +4,52 @@
 <context>
     <name>Help</name>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="322"/>
+        <location filename="../../build/ui_help.h" line="322"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="324"/>
+        <location filename="../../build/ui_help.h" line="324"/>
         <source>Lock all connected students screens.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="326"/>
+        <location filename="../../build/ui_help.h" line="326"/>
         <source>Start projection from tutor to all connected students.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="328"/>
+        <location filename="../../build/ui_help.h" line="328"/>
         <source>Start projection from tutor to selected student.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="330"/>
+        <location filename="../../build/ui_help.h" line="330"/>
         <source>Start projection from selected student to tutor.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="332"/>
+        <location filename="../../build/ui_help.h" line="332"/>
         <source>Start projection from selected student to tutor and blank all others.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="334"/>
+        <location filename="../../build/ui_help.h" line="334"/>
         <source>Stop running projections.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="335"/>
+        <location filename="../../build/ui_help.h" line="335"/>
         <source>Set selected client to tutor.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="338"/>
+        <location filename="../../build/ui_help.h" line="338"/>
         <source>Refresh classroom configuration after choosing the room.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="339"/>
+        <location filename="../../build/ui_help.h" line="339"/>
         <source>Cancel</source>
         <translation type="unfinished"></translation>
     </message>
@@ -57,141 +57,152 @@
 <context>
     <name>MainWindow</name>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="167"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="84"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="167"/>
         <source>Exit</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="573"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="575"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>Selection</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="668"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="641"/>
+        <source>Sure, You want to change SessionName again?
+All Clients will be deleted afterwards.</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="670"/>
         <source>Session Name: %1  [click to edit]</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="718"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="722"/>
+        <source>No item selected, please select room!</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="725"/>
         <source>Are you sure you want to reload the room?
 Note that all clients will be deleted.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="779"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="781"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="783"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="812"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="814"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="816"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="818"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="787"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="789"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="791"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="820"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="851"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="853"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="855"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="857"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="822"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="824"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="826"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="828"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="859"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="891"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="893"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="895"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="897"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="861"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="863"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="865"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="867"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="899"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="901"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="903"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="905"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="907"/>
         <source>Projection</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
         <source>No client is selected.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>The selected client is not connected.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="172"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="172"/>
         <source>Lock or Unlock all Clients</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="164"/>
+        <location filename="../../build/ui_mainwindow.h" line="164"/>
         <source>PVS2 Manager</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="165"/>
+        <location filename="../../build/ui_mainwindow.h" line="165"/>
         <source>&amp;Exit</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="169"/>
+        <location filename="../../build/ui_mainwindow.h" line="169"/>
         <source>Ctrl+Q</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="170"/>
+        <location filename="../../build/ui_mainwindow.h" line="170"/>
         <source>lock</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="174"/>
+        <location filename="../../build/ui_mainwindow.h" line="174"/>
         <source>Ctrl+A</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="175"/>
+        <location filename="../../build/ui_mainwindow.h" line="175"/>
         <source>Student&apos;s Screen to Tutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="176"/>
+        <location filename="../../build/ui_mainwindow.h" line="176"/>
         <source>Student&apos;s Screen to Tutor, others blanked</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="177"/>
+        <location filename="../../build/ui_mainwindow.h" line="177"/>
         <source>Tutor&apos;s Screen to Student</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="178"/>
+        <location filename="../../build/ui_mainwindow.h" line="178"/>
         <source>Tutor&apos;s Screen to Everyone</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="179"/>
+        <location filename="../../build/ui_mainwindow.h" line="179"/>
         <source>Stop Projection on every Client</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="180"/>
+        <location filename="../../build/ui_mainwindow.h" line="180"/>
         <source>SetAsTutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="182"/>
+        <location filename="../../build/ui_mainwindow.h" line="182"/>
         <source>Set current Frame as Tutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="184"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="186"/>
+        <location filename="../../build/ui_mainwindow.h" line="184"/>
+        <location filename="../../build/ui_mainwindow.h" line="186"/>
         <source>Help</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="188"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="190"/>
+        <location filename="../../build/ui_mainwindow.h" line="188"/>
+        <location filename="../../build/ui_mainwindow.h" line="190"/>
         <source>Reload Room Configuration</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="193"/>
+        <location filename="../../build/ui_mainwindow.h" line="193"/>
         <source>toolBar</source>
         <translation type="unfinished"></translation>
     </message>
@@ -199,12 +210,12 @@ Note that all clients will be deleted.</source>
 <context>
     <name>ReloadRoom</name>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="68"/>
+        <location filename="../../build/ui_reloadroom.h" line="68"/>
         <source>Reload Room</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="69"/>
+        <location filename="../../build/ui_reloadroom.h" line="69"/>
         <source>Choose room configuration to reload:</source>
         <translation type="unfinished"></translation>
     </message>
@@ -212,17 +223,17 @@ Note that all clients will be deleted.</source>
 <context>
     <name>SessionName</name>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="71"/>
+        <location filename="../../build/ui_sessionname.h" line="71"/>
         <source>Set session name</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="72"/>
+        <location filename="../../build/ui_sessionname.h" line="72"/>
         <source>New session name</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="73"/>
+        <location filename="../../build/ui_sessionname.h" line="73"/>
         <source>Random name</source>
         <translation type="unfinished"></translation>
     </message>
diff --git a/i18n/server/pvsmgr_pl_PL.ts b/i18n/server/pvsmgr_pl_PL.ts
index 6601559..634bedb 100644
--- a/i18n/server/pvsmgr_pl_PL.ts
+++ b/i18n/server/pvsmgr_pl_PL.ts
@@ -4,52 +4,52 @@
 <context>
     <name>Help</name>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="322"/>
+        <location filename="../../build/ui_help.h" line="322"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="324"/>
+        <location filename="../../build/ui_help.h" line="324"/>
         <source>Lock all connected students screens.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="326"/>
+        <location filename="../../build/ui_help.h" line="326"/>
         <source>Start projection from tutor to all connected students.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="328"/>
+        <location filename="../../build/ui_help.h" line="328"/>
         <source>Start projection from tutor to selected student.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="330"/>
+        <location filename="../../build/ui_help.h" line="330"/>
         <source>Start projection from selected student to tutor.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="332"/>
+        <location filename="../../build/ui_help.h" line="332"/>
         <source>Start projection from selected student to tutor and blank all others.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="334"/>
+        <location filename="../../build/ui_help.h" line="334"/>
         <source>Stop running projections.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="335"/>
+        <location filename="../../build/ui_help.h" line="335"/>
         <source>Set selected client to tutor.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="338"/>
+        <location filename="../../build/ui_help.h" line="338"/>
         <source>Refresh classroom configuration after choosing the room.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_help.h" line="339"/>
+        <location filename="../../build/ui_help.h" line="339"/>
         <source>Cancel</source>
         <translation type="unfinished"></translation>
     </message>
@@ -57,141 +57,152 @@
 <context>
     <name>MainWindow</name>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="167"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="84"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="167"/>
         <source>Exit</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="573"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="575"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>Selection</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="668"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="641"/>
+        <source>Sure, You want to change SessionName again?
+All Clients will be deleted afterwards.</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="670"/>
         <source>Session Name: %1  [click to edit]</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="718"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="722"/>
+        <source>No item selected, please select room!</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="725"/>
         <source>Are you sure you want to reload the room?
 Note that all clients will be deleted.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="779"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="781"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="783"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="812"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="814"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="816"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="818"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="787"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="789"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="791"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="820"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="851"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="853"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="855"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="857"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="822"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="824"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="826"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="828"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="859"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="891"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="893"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="895"/>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="897"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="861"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="863"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="865"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="867"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="899"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="901"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="903"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="905"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="907"/>
         <source>Projection</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="972"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="980"/>
         <source>No client is selected.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="979"/>
+        <location filename="../../src/server/mainwindow/mainwindow.cpp" line="987"/>
         <source>The selected client is not connected.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
+        <location filename="../../build/ui_mainwindow.h" line="172"/>
         <location filename="../../src/server/mainwindow/mainwindow.cpp" line="85"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="172"/>
         <source>Lock or Unlock all Clients</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="164"/>
+        <location filename="../../build/ui_mainwindow.h" line="164"/>
         <source>PVS2 Manager</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="165"/>
+        <location filename="../../build/ui_mainwindow.h" line="165"/>
         <source>&amp;Exit</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="169"/>
+        <location filename="../../build/ui_mainwindow.h" line="169"/>
         <source>Ctrl+Q</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="170"/>
+        <location filename="../../build/ui_mainwindow.h" line="170"/>
         <source>lock</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="174"/>
+        <location filename="../../build/ui_mainwindow.h" line="174"/>
         <source>Ctrl+A</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="175"/>
+        <location filename="../../build/ui_mainwindow.h" line="175"/>
         <source>Student&apos;s Screen to Tutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="176"/>
+        <location filename="../../build/ui_mainwindow.h" line="176"/>
         <source>Student&apos;s Screen to Tutor, others blanked</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="177"/>
+        <location filename="../../build/ui_mainwindow.h" line="177"/>
         <source>Tutor&apos;s Screen to Student</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="178"/>
+        <location filename="../../build/ui_mainwindow.h" line="178"/>
         <source>Tutor&apos;s Screen to Everyone</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="179"/>
+        <location filename="../../build/ui_mainwindow.h" line="179"/>
         <source>Stop Projection on every Client</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="180"/>
+        <location filename="../../build/ui_mainwindow.h" line="180"/>
         <source>SetAsTutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="182"/>
+        <location filename="../../build/ui_mainwindow.h" line="182"/>
         <source>Set current Frame as Tutor</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="184"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="186"/>
+        <location filename="../../build/ui_mainwindow.h" line="184"/>
+        <location filename="../../build/ui_mainwindow.h" line="186"/>
         <source>Help</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="188"/>
-        <location filename="../../trbuild/ui_mainwindow.h" line="190"/>
+        <location filename="../../build/ui_mainwindow.h" line="188"/>
+        <location filename="../../build/ui_mainwindow.h" line="190"/>
         <source>Reload Room Configuration</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_mainwindow.h" line="193"/>
+        <location filename="../../build/ui_mainwindow.h" line="193"/>
         <source>toolBar</source>
         <translation type="unfinished"></translation>
     </message>
@@ -199,12 +210,12 @@ Note that all clients will be deleted.</source>
 <context>
     <name>ReloadRoom</name>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="68"/>
+        <location filename="../../build/ui_reloadroom.h" line="68"/>
         <source>Reload Room</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_reloadroom.h" line="69"/>
+        <location filename="../../build/ui_reloadroom.h" line="69"/>
         <source>Choose room configuration to reload:</source>
         <translation type="unfinished"></translation>
     </message>
@@ -212,17 +223,17 @@ Note that all clients will be deleted.</source>
 <context>
     <name>SessionName</name>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="71"/>
+        <location filename="../../build/ui_sessionname.h" line="71"/>
         <source>Set session name</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="72"/>
+        <location filename="../../build/ui_sessionname.h" line="72"/>
         <source>New session name</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../trbuild/ui_sessionname.h" line="73"/>
+        <location filename="../../build/ui_sessionname.h" line="73"/>
         <source>Random name</source>
         <translation type="unfinished"></translation>
     </message>
diff --git a/pvsmgr.qrc b/pvsmgr.qrc
index ad2f845..def6181 100644
--- a/pvsmgr.qrc
+++ b/pvsmgr.qrc
@@ -16,7 +16,7 @@
         <file alias="student2tutorextension">icons/student2tutor_extension.svg</file>
         <file alias="helpme">icons/help.svg</file>
 	<file alias="trash">icons/trash.svg</file>
-        <file alias="refresh">icons/refresh.svg</file>
+        <file alias="reloadClassroom">icons/reloadClassroom.svg</file>
         <file alias="AUTHORS">AUTHORS</file>
         <file alias="TRANSLATION">TRANSLATION</file>
         <file alias="pvsmgr.qm">build/pvsmgr_de_DE.qm</file>
diff --git a/src/server/mainwindow/mainwindow.cpp b/src/server/mainwindow/mainwindow.cpp
index d34a60b..7072aec 100644
--- a/src/server/mainwindow/mainwindow.cpp
+++ b/src/server/mainwindow/mainwindow.cpp
@@ -638,8 +638,8 @@ void MainWindow::onSessionNameClick()
 	_countSessionNameUpdate++;
 	if (_countSessionNameUpdate > 1)
 	{
-		int ret = QMessageBox::question(this, "Warning", "Sure, You want to change SessionName again?\n"
-																		"All Clients will be deleted afterwards.", 0, 1, 2);
+		int ret = QMessageBox::question(this, "Warning", tr("Sure, You want to change SessionName again?\n"
+																		"All Clients will be deleted afterwards."), 0, 1, 2);
 		if (ret == 1)
 		{
 			_sessionNameWindow->show(Global::sessionName());
@@ -719,7 +719,7 @@ void MainWindow::onReloadRoomOk()
 {
 	if (_reloadWindow->ui->roomList->currentItem() == NULL)
 	{
-		QMessageBox::critical(this, "Warning", tr("No Item selected, please select Item!"), 0, 1);
+		QMessageBox::critical(this, "Warning", tr("No item selected, please select room!"), 0, 1);
 		return;
 	}
 	int ret = QMessageBox::QMessageBox::question(this, "Warning", tr("Are you sure you want to reload the room?\n"