Symantec Endpoint Protection (SEP) 14 prevents Citrix roaming profiles from being deleted at logoff. The following Windows Error Reporting folders are locked / in-use:
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 steps to disable the SymQual component can serve as a temporary workaround: