In the task summary following error message is displayed:
Failed to prepare guest for hot backup. Error: Cannot upload guest agent's files to the administrative share [\\...\ADMIN$]. Cannot copy file. Source file: [..\VeeamGuestAgent_X__.exe]. Target file: [\\...\ADMIN$\VeeamVssSupport\VeeamGuestAgent.exe]. CopyFile() failed. Win32 error:The process cannot access the file because it is being used by another process. Code: 32
Following lines can be observed in the job log (B&R6 and below) or task log (B&R7 and later):
Veeam Guest Agent is not started at Veeam.Backup.Core.CViGuestInventoryInformer.IsEnabled()
In the Guest VM VeeamVssSupport service hangs in starting or stopping state.
In VeeamVssSupport log (located in C:\ProgramData\Veeam\Backup) on the guest you can observe following:
Windows API function RpcServerUseProtseq(function registers RPC endpoint) fails.
This issue takes place, when RPC settings are not properly configured in registry.
Steps to fix the issue:
- Log on to Guest VM, press Start > Run > regedit
- Navigate to HKLM\SOFTWARE\MICROSOFT\RPC\INTERNET
- Export this key to back it up first, then delete the whole Internet key (and it's sub-keys).
- Reboot your system and run Veeam job once again