This error is persistant anytime gnome-panel is installed in beta 1, and post
Gin Gin beta 1:
OMF file [/usr/share/omf/gnome-panel/clock-C.omf] does not validate against
ScrollKeeper-OMF DTD: /usr/share/xml/scrollkeeper/dtds/scrollkeeper-omf.dtd
Unable to register /usr/share/omf/gnome-panel/clock-C.omf
*** This bug has been marked as a duplicate of 78090 ***
Changed to 'CLOSED' state since 'RESOLVED' has been deprecated.