diff -r 5de72ea7a065 -r 579cc610882e pimappservices/calendar/server/src/agssess.cpp
--- a/pimappservices/calendar/server/src/agssess.cpp	Wed Jun 23 18:11:28 2010 +0300
+++ b/pimappservices/calendar/server/src/agssess.cpp	Tue Jul 06 14:14:56 2010 +0300
@@ -142,7 +142,24 @@
 			{
 			return EFalse;
 			}
-		
+
+		// Check for the requested entry type and the change type.
+		// Don't notify clients which are listening for event and
+		// to-do notifictaions when note event is modified.
+		if ( ((iEntryType == MCalChangeCallBack2::EChangeEntryEvent) ||
+			(iEntryType == MCalChangeCallBack2::EChangeEntryTodo)) &&
+			(aChange.iEntryType == CCalEntry::ENote))
+			{
+			return EFalse;
+			}
+
+		// Notify clients which are listening for event type note modifications.
+		if (iEntryType == MCalChangeCallBack2::EChangeEntryNote &&
+			aChange.iEntryType == CCalEntry::ENote)
+			{
+			return ETrue;
+			}
+
 		// Check the entry is within the time range specified by the filter
 		// aChange.iRepeatRule gives the repeat data for the newly stored entry. If this operation is an update,
 		// then aChange.iOriginalRepeatRule gives the repeat data for the old entry.