Failed extract of third-party root list from auto update cab at: <http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab> with error: A required certificate is not within its validity period when verifying against the current system clock or the timestamp in the signed file. м . м . . м . . Server 2008R2

Hello, start here: http://technet.microsoft.com/en-us/library/cc734018(WS.10).aspx Otherwise please provide more details what you are trying to achive and which roles/services/applications are installed on the server.Best regards Meinolf Weber Disclaimer: This posting is provided "AS IS" with no warranties or guarantees , and confers no rights.