Problem:
Symantec Endpoint Protection Manager (SEPM) RU6 MP3 has been migrated to SEPM 12.1. Since then, multiple script errors appear in the console (in all reporting tabs: Home, Monitors and Reports). This issue does not occur after every logon.
It is also possible to notice that Clients tab sometimes disappear.
Migration process did not return any error.
Error:
Check attached link to know more about error.
Environment: SEPM RU6 MP3 installed on Windows Server 2008 R2, then migrated to SEPM 12.1
Cause:
Probably migration issue
Solution:
Follow Disaster Recovery procedure
Check following KB for more details:
http://www.symantec.com/docs/TECH165017