1 files changed, 7 insertions, 2 deletions
diff --git a/modules-available/locationinfo/inc/coursebackend/coursebackend_exchange.inc.php b/modules-available/locationinfo/inc/coursebackend/coursebackend_exchange.inc.php
index 5920231f..df33dadd 100755
--- a/modules-available/locationinfo/inc/coursebackend/coursebackend_exchange.inc.php
+++ b/modules-available/locationinfo/inc/coursebackend/coursebackend_exchange.inc.php
@@ -173,8 +173,13 @@ class CourseBackend_Exchange extends CourseBackend
 
 			// Iterate over the events that were found, printing some data for each.
 			foreach ($items as $item) {
-				$start = new DateTime($item->Start);
-				$end = new DateTime($item->End);
+				try {
+					$start = new DateTime($item->Start);
+					$end = new DateTime($item->End);
+				} catch (Exception $e) {
+					$this->addError("Invalid date range: '{$item->Start}' -> '{$item->End}'", false);
+					continue;
+				}
 
 				$schedules[$roomId][] = array(
 					'title' => $item->Subject,