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"Failed to Open the Group Policy Object" error

When I open Domain Control Security Policy, I get the error "Failed to open the Group Policy Object. You may not have appropriate rights." When I run GPOTool, I get the following error:

Domain: APOLLO.LOCAL
Validating DCs...
ADC.APOLLO.LOCAL: OK
Available DCs:
ADC.APOLLO.LOCAL
Searching for policies...
Found 3 policies
============================================================
Policy {31B2F340-016D-11D2-945F-00C04FB984F9}
Error: Cannot access \ADC.APOLLO.LOCALsysvolAPOLLO.LOCALpolicies{31B2F340-016D-11D2-945F-
00C04FB984F9}, error 2
Details:
---------------------------------------------------------------------------------------------------------
DC: ADC.APOLLO.LOCAL
Friendly name: Default Domain Policy
Created: 2/12/2003 6:55:27 PM
Changed: 7/24/2005 10:42:18 AM
DS version:     1(user) 70(machine)
Sysvol version: not found
Flags: 0
User extensions: [{3060E8D0-7020-11D2-842D-00C04FA372D4}{3060E8CE-7020-11D2-842D-00C04FA372D4}]
Machine extensions: [{35378EAC-683F-11D2-A89A-00C04FBBCFA2}{53D6AB1B-2488-11D1-A28C-00C04FB94F17}][{827D319E-6EAC-11D2-A4EA-00C04F79F83A}{803E14A0-B4FB-11D0-A0D0-00A0C90F574B}][{B1BE8D72-6EAC-11D2-A4EA-00C04F79F83A}{53D6AB1B-2488-11D1-A28C-00C04FB94F17}]
Functionality version: 2
---------------------------------------------------------------------------------------------------------
============================================================
Policy {6AC1786C-016F-11D2-945F-00C04FB984F9}
Error: Cannot access \ADC.APOLLO.LOCALsysvolAPOLLO.LOCALpolicies{6AC1786C-016F-11D2-945F-00C04FB984F9}, error 2
Details:
---------------------------------------------------------------------------------------------------------
DC: ADC.APOLLO.LOCAL
Friendly name: Default Domain Controllers Policy
Created: 2/12/2003 6:55:27 PM
Changed: 1/30/2005 4:58:35 PM
DS version:     0(user) 65(machine)
Sysvol version: not found
Flags: 0
User extensions: not found
Machine extensions: [{827D319E-6EAC-11D2-A4EA-00C04F79F83A}{803E14A0-B4FB-11D0-A0D0-00A0C90F574B}]
Functionality version: 2
---------------------------------------------------------------------------------------------------------
============================================================
Policy {E8A0B306-120F-46BE-AD17-2A0D430A8FEA}
Policy OK
Details:
---------------------------------------------------------------------------------------------------------
DC: ADC.APOLLO.LOCAL
Friendly name: New Group Policy Object
Created: 7/14/2005 9:05:51 PM
Changed: 7/14/2005 9:13:02 PM
DS version:     1(user) 0(machine)
Sysvol version: 1(user) 0(machine)
Flags: 0
User extensions: [{35378EAC-683F-11D2-A89A-00C04FBBCFA2}{0F6B957E-509E-11D1-A7CC-0000F87571E3}]
Machine extensions: not found
Functionality version: 2
---------------------------------------------------------------------------------------------------------

Errors found

---------------------------------------------------------------------------------------------------------

It sounds like you may be having an AD communications issue. Microsoft has a tech bulletin at that covers this issue and provides some solutions.

This was first published in September 2005

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