If that has no result
Try this please.
Please take your time and type the cmds carefully. PLEASE IGNORE THE FACT that this procedure starts at number 7. It is part of a direction for other matters.
C:\WINDOWS>7. Type:
cd \Press
EnterNote: between "cd" and "" there should be a "blank space" otherwise the command won't work
8. The prompt should now say:
C:\>9. Type:
cd system~1\_resto~1Press
Enter.
Note: If it gives an error "Access Denied" while accessing the folder, follow the method below
Type: cd \
Press Enter
Type: cd windows\system32\config
Press Enter
Type: ren system system.bak
Press Enter
(note the spaces between ren and system, and then between system and system.bak)
Type: exit
Press Enter
now the computer should restart, then follow steps 1-610. Type:
dirPress
EnterNOTE: When you hit enter it will list all the restore points folders like "rp1", "rp2" we have to see the last restore point to copy the file from a recent backup. If the restore points have more than one page then you have keep on hitting the key to view the last restore point folder.
NOTE: It is a good rule of thumb to choose the files from the restore point folder which the second to the last one.
11. Type:
cd rp{with the second to the last restore point number }Press
EnterExample: cd rp9. if rp10 is the last restore point
12. Type:
cd snapshotPress
Enter.
NOTICE: Now the command prompt will look like this:
c:\system~1\resto~1\rp9\snapshotNote : restore point 9 assumed for clarity of the content.
13. Type:
copy _registry_machine_system c:\windows\system32\config\systemPress
Enter14. Type:
ExitPress
Enter.
Final note : If the above procedure won't solve the problem, repeat all steps, but in step 13 type:
copy _registry_machine_software c:\windows\system32\config\softwareAlternatively, select different restore point.
Posted with acknowledgement to Broni and others
Edited by Macboatmaster, 10 March 2011 - 08:35 PM.