


Wait a few moments and try again.” Tried and Failed Fail 1 Detailed error: Another shadow copy creation is already in progress. The full message is “The operation ended before completion.
Please review the event details for a solution, and then rerun the backup operation once the issue is resolved. The backup operation that started at ‘2017-08-18T20:00:32.276165000Z’ has failed with following error code ‘0x80780034’ (Windows Backup failed to create the shadow copy on the storage location.). Here is the Event Log error message with a perhaps-relevant bit of the EventData: Almost from the beginning, I had problems with Windows Backup failing while trying to back up System State. Windows Backup writes to a drive hosted on a VHDX file. The server runs as a Hyper-V virtual machine. I recently migrated to Server 2016 with the Essentials role.
