1) The database used for SEPM is the default DB or MS SQL DB ?
2) What is the schedule for DB backup on SEPM ?
3) Try to monitor if you are getting this notification when running the schedule db backup ?
4) Could you please navigate to -
C:\Program Files (x86)\Symantec\Symantec Endpoint Protection Manager\tomcat\logs\scm-server-0.log
In the above log file do you see any such error given below ?
2015-05-05 15:19:27.726 THREAD 29 SEVERE: Failed to read C:\Program Files (x86)\Symantec\Symantec Endpoint Protection Manager\tomcat\temp\threatcon.zip in: com.sygate.scm.server.task.SecurityDataTask
com.sygate.scm.server.util.ServerException: Failed to read C:\Program Files (x86)\Symantec\Symantec Endpoint Protection Manager\tomcat\temp\threatcon.zip
at com.sygate.scm.server.task.SecurityDataTask.processThreatCon(SecurityDataTask.java:225)
at com.sygate.scm.server.task.SecurityDataTask.execute(SecurityDataTask.java:79)