please check and confirm the below issues are with you:-
1) your session stuck on the servers and give welcome scren or the logon process hangs at the "Welcome" screen or the "Please wait for the User Profile Service" error message window.
2) you find the session are discoonected status on the server and you can't logoff the users sessions.
Session hung at logoff on Windows Server 2012 R2
in XenApp 7.x
Posted