After installing or upgrading to Symantec Endpoint Protection (SEP) 14 in a Citrix environment, you find that it prevents graceful session logoff.
Our SymQual error reporting service prevents graceful session logoff due to locked WER folders:
This issue is fixed in Symantec Endpoint Protection 14.3 RU1. For information on how to obtain the latest build of Symantec Endpoint Protection, see Download the latest version of Symantec software here.
The following workaround will effectively resolve the issue: