Why does open file backup file with error 8000ffff (E

Why does open file backup fail with error 8000ffff (E_UNEXPECTED)?

Previous Top Next

This error can be caused by the Volume Shadow Copy service having a startup type of Disabled. To resolve this error, follow these steps:

1. Start the Services task within Administrative Tasks. Alternatively, run services.msc

2. Locate the Volume Shadow Copy service in the list.

3. Right click on the service and choose Properties.

4. Change the Startup Type to Manual.

5. Click OK to apply your changes.