1. In Add/Remove Programs, locate and remove the Symantec Reporting Agent.
2. Restart the Symantec Endpoint Protection Service.
If you cannot locate this in Add/Remove Programs, please verify you are running Symantec Endpoint Protection RU5. If so, then contact Symantec Technical Support for further assistance.
If this does not resolve the issue, you may need to repair the SEPM installation with Add/Remove programs.
In some circumstances, the clients need to be deleted from the manager and allowed to check back in before the definition dates are corrected.