Comment 0 for bug 851619

When drag&dropping an icon from dash to launcher, if the same application is already in the launcher the drag&drop is cancelled without any user feedback.

.xsession-errors says :
WARN 2011-09-16 08:38:06 glib <unknown>:0 Attempted to register a quicklist that was previously registered

Couldn’t we give a feedback, maybe shake the existing icon like when opening a file in an already running app ?