NTLDR is Missing or Corrupt

NTLDR is Missing or Corrupt in Windows XP

ISSUE:

NTLDR is Missing.

RELATED ERRORS:

Below are the full error messages that may be seen when the computer is booting.

NTLDR is Missing
Press any key to restart

Boot: Couldn`t find NTLDR
Please insert another disk

NTLDR is missing
Press Ctrl Alt Del to Restart