VSS Error
This error can occur if VSS (Volume Shadow Services) is not running properly on your system. This is not a DriveImage error. It is usually caused by poorly configured Windows systems.
Please verify in Settings->Control Panel->Administrative Tools->Services that the following services are enabled:
Also make sure you are able to stop and start these services.
Possible reasons for VSS failures:
Without VSS you still can make images with locking or without locking.
Check our FAQ for more help.