[client] Try to do a better job cleaning up when closing wizards

1 files changed, 7 insertions, 1 deletions

diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageUpdateWizard.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageUpdateWizard.java
index ccdf8d53..ac8f80c1 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageUpdateWizard.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageUpdateWizard.java
@@ -31,7 +31,7 @@ public class ImageUpdateWizard extends Wizard implements UiFeedback, QuitNotific
 	private static final long serialVersionUID = -584900619809829672L;
 
 	private final static Logger LOGGER = LogManager.getLogger(ImageCreationWizard.class);
-	private final UploadWizardState state = new UploadWizardState();
+	private UploadWizardState state = new UploadWizardState();
 
 	protected ImageUploadPage imageUploadPage;
 
@@ -145,4 +145,10 @@ public class ImageUpdateWizard extends Wizard implements UiFeedback, QuitNotific
 		}
 	}
 
+	@Override
+	protected void doCleanup() {
+		imageUploadPage = null;
+		state = null;
+	}
+
 }