how to troubleshoot system restore issues

1. First things first, if you see error message that is related to system restore, you need to record the error message, because most error messages that contains a description of the issue and suggestions for how to resolve the issue.
2. Make sure that you have enough disk space on all of the drives on which System Restore is enabled.
3. Make sure that System Restore is enabled on the drives
   
4. Make sure that the System Restore service is running.

you can check the system restore status using following methods.

Check in Control Panel

• Click Start, click Control Panel, and then click "Performance and Maintenance"
• Click Administrative Tools, click Computer Management, and then click Services and Applications
• Click Services, and then click System Restore Services

Check using command prompt

• Click Start, click Run, and then type "CMD" Press ENTER key
• then type''Net Start'' and press enter
  
• the you will see a bunch of list,
  
• in command prompt make sure that the System Restore service is up and running.

Check event viever to investigate System Restore service errors

• Click Start, click Control Panel, and then click "Performance and Maintenance"
• Click Administrative Tools, click Computer Management, double-click Event Viewer, and then click System
• Click the Source tab to sort by name, and then look for "sr" or "srservice
• Double-click each of these services, and then evaluate the event description for any indication of the cause of the problem.