After Symantec Endpoint Protection (SEP) is upgraded to 14.3, the client fails to apply policy updates. When reviewing the SEP client system log, "Failed to import server policy" errors are present.
Release : 14.3
Most often, this is caused by applications in Network Application Monitoring's unmonitored applications list that were added using the "Add From..." option. These applications will contain a FileLastModifiedDate entry which cause the import to fail. Applications added to firewall rules which contain "Last modified" as part of the criteria may also be subject to this failure.
The issue is resolved in SEP 14.3 RU1.
The following workarounds may be employed to mitigate the issue until an upgrade to SEP 14.3 RU1 can be performed: