Microsoft has released a new update for Windows Server 2008
>> Download for 32-bit
>> Download for 64-bit
>> Download for Itanium-based Systems (KB956774)
Install this update to resolve the scenario where a Background Intelligent Transfer Service (BITS) client cannot handle files that have paths that contain the volume GUID in Windows Server 2008.
>> Download for 32-bit
>> Download for 64-bit
>> Download for Itanium-based Systems (KB956774)