Troubleshooting group policy

For WMI related errors, do the following

1) net stop winmgmt

2) Rename C:\windows\system32\wbem\repository to repository_bad.

3) net start winmgmt

4) Also you can run a script file WMIdiag.exe to fix errors.

If there is a problem with patching, updates etc.

1) Stop service wuauserv.

2) Rename C:\windows\SoftwareDistribution folder

3) Clear CCM cache either by deleting all files and folders inside C:\windows\system32\CCM\Cache or log onto SCCM Client Centre, go to Agent Actions> Cache> Get list. Select all patches and hit delete.

4) Restart wuauserv service.

5) Look for CAS.log files for job errors. Path C:\windows\system32\ccm\logs\cas.log

6) Look in updateddeployment log. Path C:\windows\system32\ ccm\logs