All the configured XenApp policies through GPO are not applied on the XenApp Servers.
The settings configured through GPO along with the installed XenApp group policy extensions are not listed in the following registry:
Caution! Refer to the Disclaimer at the end of this article before using Registry Editor.HKEY_LOCAL_MACHINE\Software\Wow6432Node\Citrix
Other policies (System Operating policies) are applied correctly.
The event log does not show any issues within the GPO application process. When capturing the Client Side Extension (CSE) logs, the GPO can be seen in CSE Client log but not in the CSE Engine log.
To resolve the issue, either include the Authenticated Users group in the ACL of GPO, or apply the Microsoft KB hotfix 2553771.
The GPO is not applied because the Authenticated Users group is not in the Access Control List (ACL) of the GPO.