When the messages are waiting to be approved and are approved elsewhere (like web interface), a delivery report is displayed in the notification, so an empty notification is displayed.
Git commit b3f9d36e573b21ed1262425ef81ebb5778f4d9c7 by Martin Klapetek. Committed on 09/04/2013 at 14:14. Pushed by mklapetek into branch 'kde-telepathy-0.6'. Don't show notifications for delivery reports Reviewed-by: David Emdundson FIXED-IN: 0.6.1 M +4 -0 src/textchannelapprover.cpp http://commits.kde.org/telepathy-approver/b3f9d36e573b21ed1262425ef81ebb5778f4d9c7