diff -r aecbbf00d063 -r d48ab3b357f1 uifw/AvKon/src/AknNumEdwin.cpp
--- a/uifw/AvKon/src/AknNumEdwin.cpp	Tue Aug 31 15:28:30 2010 +0300
+++ b/uifw/AvKon/src/AknNumEdwin.cpp	Wed Sep 01 12:16:19 2010 +0100
@@ -127,6 +127,7 @@
 	else
 		{
 		SetTextL( &KEmptyText );
+		ReportEventL( MCoeControlObserver::EEventStateChanged );
 		}
 	}