Issue: When you open Server Manager both Roles and Features display Error and you are unable to add any role or features. When you select the details link it displays error: HRESULT: 0x800F0818. You also get the following error in the event log: Log Name: Microsoft-Windows-ServerManager/OperationalSource: Microsoft-Windows-ServerManagerDate: 10/23/2011 11:35:43 AMEvent ID: 1601Task Category: NoneLevel: ErrorKeywords: …