Product:Windows Operating System
Event ID:1
Message:The System Restore filter encountered the unexpected error '%2' while processing the file '%3' on the volume '%4'. It has stopped monitoring the volume.

System Restore encountered an error when backing up a protected file. This error causes System Restore to stop copying files and purge all existing restore points. System Restore will automatically restart after the next restore point is created.

User Action

System Restore will restart monitoring file changes immediately if you manually create a restore point (if one has not yet been created).

To manually create a restore point

  1. Click the Start button, point to All Programs, point to Accessories, point to System Tools, and then click System Restore.
  2. Click Create a restore point, and then follow the instructions.

Currently there are no Microsoft Knowledge Base articles available for this specific error or event message. For information about other support options you can use to find answers online, see