Troubleshooting Group Policy
While, the recommended location for detailed information related to Group Policy issues is the Event Viewer, Windows 7 includes a debugging feature and a tool that gives you additional troubleshooting clout. From the Event Viewer you can identify policy failures and examine their description and then using the logs for a step-by-step analysis as described below:
Categories: Troubleshooting Tags: debug log, event viewer, gpedit.log, gplogview, gpresult, Group Policy, operational log, registry, RSOP