If you receive the subject message, a 3rd party version of Msvcrt.dll has replaced the version installed by Windows.

To resolve this problem:

Windows is functional

Copy the Msvcrt.dll file, or Expand the Msvcrt.dl_ file, from the latest Service Pack orĀ  CD-ROM, to %SystemRoot%\System32.

NOTE: It is best to restart Windows.

Windows is NOT functional

1. Boot to the Recovery Console.

2. Copy the Msvcrt.dll file, or Expand the Msvcrt.dl_ file, from the latest Service Pack or CD-ROM, to %SystemRoot%\System32.

3. Exit the Recovery Console.

NOTE: Msvcrt.dll is NOT protected by Windows File Protection.