"When you use Refresh Server option to refresh a Publishing Server from Microsoft Application Virtualization Client MMC snap-in, you may encounter following error (pic). This issue can occur if the user isn't a member of a user group specified under Group Assignment in Provider Policy on App-V Management Server," notify Microsoft in KB2266600.
To resolve: 1. On App-V Management Server, click Start, Administrative Tools, click App-V Management Console 2. In navigation pane, expand server name object, click Provider Policies 3. In details pane, double-click required policy. For e.g., double-click Default Provider 4. Click Group Assignment tab 5. Verify you're a member of one of the user groups listed or add a user group that's missing. That's it!