Your free VSS Trial Version expired 30+ days ago.
Some VSS functionality has now been disabled.
To comply with your license agreement and restore full VSS functionality, you must order a license.
To order Microsoft VSS or to receive a reseller referral, in the United States or Canada, call (800) 621-7930. Outside the United States or Canada, please contact your local Microsoft subsidiary.
Otherwise, you must completely de-install VSS.