When you apply Service Pack 2 for Windows Server 2008 in a Hyper-V virtual machine, you may receive the following error message on startup after the service pack installation has completed and the virtual machine is restarted: Stop: 0x0000007B (0xFFFFFA60005B69C0, 0xFFFFFFFFC0000034, 0x0000000000000000, 0x0000000000000000) . This issue occurs if the Windows Server 2008 virtual machine was created on the beta version of Hyper-V and the beta version of the integration components was installed in the Windows Server 2008 virtual machine. To resolve this issue, perform one of the following two methods.