On www.Windows7Library.com you will find many articles citing Local Group Policy features. Remember, that this blog is about Windows 7 in a standalone or a small setup of networked computers. However, you will find some references to Active Directory and Group Policy in general. As you may already know, there is a precedence of how Group Policy is applied within Windows environments. In such environments there can be a GPO linked to a site, a domain, and organizational units in AD, and the precedence is summarized by LSDOU (Local machines, Sites, Domains and Organizational Units). Local Group Policy Objects (GPO) has the weakest precedence, site linked GPOs are next, domain linked GPOs are next, with Organizational Unit (OU) linked GPOs having the highest precedence.
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: