Hello NG

I have ZCM 11.2.2 MU2 installed on SLES 11. Our Workstations have also 11.2.2 MU2 installed. Now I have a lot of errors on the workstation object. One of this errors is following

Full Message:There was an error while unenforcing the policy.
Additional Information:Unenforce failed for - C:\Windows\Downloaded Program Files.
Severity:Error
Date:February 5, 2013 7:39:12 AM
Acknowledged Date:None
Source:/Devices/Workstations/0MH14 - Informatik/0mh14q250w7
Message ID:POLICYHANDLERS.LFRPolicy.UnenforceError
Probable Cause URL:None
Log ID:7913941bd871506c8d698251d2663776
Related Objects:None



In the zmd-messages.log file i found following informations:

[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [LocMgr] [] [In OnForceZmdServerUpdate] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [LocMgr] [] [Updating agent location.] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [ZenCache] [] [(Thread 30) GetObject(PROXY_OVERRIDE, UserContext{_LocalId=none; _RemoteId=(Public)}) called] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [ZenCache] [] [proxy_override(public) doesn't exist in memory key cache] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [ZenCache] [] [(Thread 30) GetObject returning <not cached> in 0 ms] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [ZenCache] [] [(Thread 30) GetObject(PROXY_DEFAULT, UserContext{_LocalId=none; _RemoteId=(Public)}) called] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [ZenCache] [] [proxy_default(public) doesn't exist in memory key cache] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [ZenCache] [] [(Thread 30) GetObject returning <not cached> in 0 ms] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [LocMgr] [] [LocationDecider.UpdateZmdServerList returned 0] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [ZMD] [] [ResendLocationUpdate : -1] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [ZMD] [] [Getting Session Capability] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [ZMD] [] [Random Refresh is enabled] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [LocMgr] [] [GetLocationInfo returning null because we failed to find a zone config service that would respond.] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [LocMgr] [] [Failed to get response from LocationWebService] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [LocMgr] [] [Effective throttle rate for the current location is -1] [] []
[DEBUG] [02/05/2013 07:39:09.780] [1268] [ZenworksWindowsService] [30] [] [LocMgr] [] [Exiting LocationManager after location update.] [] []
[ERROR] [02/05/2013 07:39:12.868] [1268] [ZenworksWindowsService] [13] [] [local file rights policy] [POLICYHANDLERS.LFRPolicy.UnenforceError] [Beim Aufheben der Erzwingung der Richtlinie ist ein Fehler aufgetreten.] [Unenforce failed for - C:\Windows\Downloaded Program Files. ] [null]
[DEBUG] [02/05/2013 07:39:12.884] [1268] [ZenworksWindowsService] [13] [] [local file rights policy] [] [Execute policy operation completed for policy type - local file rights policystatus :Failure] [] []
[DEBUG] [02/05/2013 07:39:12.900] [1268] [ZenworksWindowsService] [13] [] [local file rights policy] [] [the status returned is NoAction] [] []
[DEBUG] [02/05/2013 07:39:12.900] [1268] [ZenworksWindowsService] [13] [] [local file rights policy] [] [Setting handler completed to true.] [] []
[DEBUG] [02/05/2013 07:39:12.900] [1268] [ZenworksWindowsService] [13] [] [local file rights policy] [] [Checking to see if timer thread is still alive : True] [] []
[DEBUG] [02/05/2013 07:39:12.900] [1268] [ZenworksWindowsService] [13] [] [local file rights policy] [] [Timer thread(29) is still alive. Aborting it.] [] []
[DEBUG] [02/05/2013 07:39:12.900] [1268] [ZenworksWindowsService] [29] [] [Base Policy Handler : TimerThread ] [] [TimerThread caught ThreadAbortException! Der Thread wurde abgebrochen.] [] []
[DEBUG] [02/05/2013 07:39:12.915] [1268] [ZenworksWindowsService] [13] [] [local file rights policy] [] [Timer thread aborted. !! ] [] []
[DEBUG] [02/05/2013 07:39:12.915] [1268] [ZenworksWindowsService] [13] [] [local file rights policy] [] [calling CreateActionResult(CreateActionHandlerResult normal] [] []
[DEBUG] [02/05/2013 07:39:12.915] [1268] [ZenworksWindowsService] [13] [] [local file rights policy] [] [UpdatePostActionRequest called time out is 0] [] []
[DEBUG] [02/05/2013 07:39:12.931] [1268] [ZenworksWindowsService] [13] [] [ZenCache] [] [(Thread 13) EnumerateFiles(where owner = '(ActionManager)SYSTEM' and key like 'local file rights policy%') called] [] []

What is the cause of this problem? All my machines are marked with red signs at cause of this error

Thanks in advance for your help

Ramon