Do users have Multiple accounts in multiple domains? Where they share the same profile? Using regdt32 will allow you load the hives ntuser.dat and to view the permissions. Also a bit of regmon ing may help Malcolm ________________________________ From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf Of Schneider, Chad M Sent: 18 December 2006 19:14 To: 'thin@xxxxxxxxxxxxx' Subject: [THIN] HKCU We get occasional issues, where users on Citrix servers, get access denied to their HKCU. Anyone else see this? Any solution? We rebuild their Roaming profile, and have them go back in, fine. But it is sporadic and I would like to find the cause and fix the issue. Chad Schneider Technology Analyst/Citrix Admin. Bemis Company, Inc. 920-303-7609