Unable to take backup of one server and backup is getting failed due to VSS subsystem issue.Attached screenshot for the same.Kindly suggest

Unable to take backup of one server and backup is getting failed due to VSS subsystem issue.Attached screenshot for the same.Kindly suggest

Error
The transfer failed: 'There was a problem with the VSS subsystem on 'servername'
DoSnapshotSet failed with error: 'The system was unable to flush I/O writes. This can be a transient problem. It is recommended to wait ten minutes and try again, up to three times.'
Thanks
Sujoy