diff -r 8d6dd3663aad -r 7d78dc22f397 calendarui/controller/src/calenmultipledbui.cpp
--- a/calendarui/controller/src/calenmultipledbui.cpp	Mon Mar 08 21:43:23 2010 +0000
+++ b/calendarui/controller/src/calenmultipledbui.cpp	Sun Mar 14 13:09:26 2010 +0000
@@ -1347,9 +1347,11 @@
             aEventType == EEventItemSingleClicked )
            {
            const TInt index(iListBox->CurrentItemIndex());
-           if ( index != KErrNotFound )
+           if ( index != KErrNotFound && !iIsDbEditorOpen )
                {
+               iIsDbEditorOpen = ETrue ;
                ProcessCommandL( ECalenCmdEdit );
+               iIsDbEditorOpen = EFalse ;
                }
            }
        }