security accounts manager initialization failed : Error 0xc00002e1
security accounts manager initialization failed because of the following error: Directory Services cannot start. Error status 0xc00002e1. Please click OK to shutdown this system and reboot into directory services restore mode, check the event log for more detailed information
Boot into Directory Services Restore Mode, rename C:\Windows\NTDS to C:\Windows\NTDS.OLD
Copy the NTDS folder from a backup onto an USB and paste it in C:\Windows.
Reboot the computer and you are done!!!!