fixed

refs 2126

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/editpart/ConnectionEditPartBase.java

@@ -117,6 +117,17 @@ public abstract class ConnectionEditPartBase<T extends ConnectionSegmentBase> ex
 		public void notifyChanged(Notification notification) {
 			super.notifyChanged(notification);
 			// do not care what happens, just refresh everything
+			if(notification.getEventType() == Notification.SET) {
+				if(notification.getNotifier() instanceof ConnectionSegmentBase) {
+					if(notification.getNewValue() == null) {
+						// fix of refs 2126
+						// When deleting a channel the gui is refreshed before the model markers are
+						// updated. So we catch the deletion of a channel here and set the icon to
+						// null if the channel is removed.
+						decorationFigure.setIcon(null);
+					}
+				}
+			}
 			refresh();
 		}
 	};