Virus definitions are not being updated by Endpoint Protection Manager 11
Last Updated December 19, 2014
Symantec Endpoint Protection Manager (SEPM) 11 is not updating the virus definitions for Symantec Endpoint Protection (SEP) clients. SEPM shows old virus definitions in Admin > Server > Local Site > Show LiveUpdate Downloads.
There are a couple of possible causes
There is no more space available in the database used by SEPM.
Old or corrupted virus definitions prevent SEPM from updating clients with new virus definitions.