Missing COMMAND.COM Causes Hidden Console Error (142271)



The information in this article applies to:

  • Microsoft Windows 2000 Server
  • Microsoft Windows 2000 Advanced Server
  • Microsoft Windows 2000 Professional
  • Microsoft Windows 2000 Datacenter Server
  • Microsoft Windows NT Workstation 3.5
  • Microsoft Windows NT Workstation 3.51
  • Microsoft Windows NT Workstation 4.0
  • Microsoft Windows NT Server 3.5
  • Microsoft Windows NT Server 3.51
  • Microsoft Windows NT Server 4.0

This article was previously published under Q142271

SYMPTOMS

If you remove or rename %SystemRoot%\System32\Command.com, the following error message appears when you start a 16-bit Windows or MS-DOS program:
16 bit MS-DOS Subsystem: config.nt. The system file is not suitable for running MS-DOS and Microsoft Windows Applications.

RESOLUTION

To correct this problem, use one of the following methods:
  • Run the Windows Emergency Repair process and verify system files. Restart Windows and run the program again.

    -or-
  • Expand Command.co_ from the Windows CD-ROM to %SystemRoot%\SYSTEM32\Command.com.

    -or-
  • Expand Autoexec.nt_ and Config.nt_ from the Windows CD-ROM disc to %SystemRoot%\SYSTEM32\Autoexec.nt and Config.nt, respectively.
For additional information about trouble-shooting steps for running 16-bit Windows programs, click the article number below to view the article in the Microsoft Knowledge Base:

103656 Troubleshooting 16-Bit Windows Applications Under Windows


Modification Type:MajorLast Reviewed:5/7/2003
Keywords:KB142271