SCVMM: A System Center Virtual Machine Manager 2008 P2V fails at 79% with Error 551


A P2V conversion using System Center Virtual Machine Manager 2008 R2 (VMM 2008) fails at 79% completion with Error 551.  The details reveal the information below:

VMM cannot access registry key value NetCfgInstanceId under HKEY_LOCAL_MACHINE\vmm{GUID}system\ControlSet001\Control\Class\{GUID}\0043. 
 (The system cannot find the file specified (0x80070002))


This can occur when there is a ghosted network adapter on the P2V source machine.


To resolve this issue, follow the steps outlined in the following KB article to remove any ghosted NICs on the source machine:

269155 - Error message when you try to set an IP address on a network adapter