I get this error when I try to create a restore point, what should I do to solve the issue?
Microsoft has this suggestion (which works for Vista and 7):
The page there is a bit more detailed, let us know how it goes.
Try to do an
Also, antivirus software might be interfering. You might try to TEMPORARILY disable any antivirus or similar software you have running.
If neither of those work, it could be related to the Volume Shadow Copy service. Go into Services and see if it is running.