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Error Messages When Running TCP/IP-Based Utilities or Programs

This article was previously published under Q191064
This article has been archived. It is offered "as is" and will no longer be updated.
You may experience the following symptoms when you attempt to use aTransmission Control Protocol/Internet Protocol-based (TCP/IP-based)utility or program:
  • When you attempt to use the Winipcfg utility, you receive the following error message:
    Fatal Error! Cannot read IP configuration.
    NOTE: You will receive this error message if you do not currently have a network client installed.
  • When you attempt to ping a Web site name or TCP/IP address using the Ping utility, you receive either of the following error messages:

    • Bad IP address Web address
      PING: transmit failed, error code 10091
  • When you attempt to load a Web page using Internet Explorer, you receive the following error message:
    Internet Explorer cannot open the Internet site <Web address>. A connection with the server could not be established.
  • When you try to uninstall Microsoft Personal Web Server 4.0, you receive the following error message:
    WINSOCK2 is required to run this setup utility. Please click OK to exit setup.
This behavior can occur if you attempt to uninstall the Winsock 2.0 updatefor Windows 95, but it is not uninstalled completely.
To resolve this behavior, follow these steps:
  1. Click Start, point to Programs, and then click MS-DOS Prompt.
  2. At the command prompt, type the following commands, pressing ENTER after each command
    where windows is the folder in which Windows is installed.

    NOTE: If you are prompted to abort, retry, or fail the operation, press A. This causes the Ws2bakup.bat to continue restoring up all thenecessary files.

    NOTE: If you receive sharing violation error messages when you run the Ws2bakup.bat file, continue with step 3.
  3. Click Start, click Shut Down, click "Restart in MS-DOS mode," and then click OK.
  4. Repeat step 2.

    NOTE: If you receive error messages when you run the Ws2bakup.batfile stating that some programs cannot be run outside of Windows 95,disregard them.
For more information about the Winsock 2.0 update for Windows 95, pleasesee the following article in the Microsoft Knowledge Base:
182108 Availability of Windows Sockets 2.0 for Windows 95

Article ID: 191064 - Last Review: 12/05/2015 09:06:20 - Revision: 1.1

Microsoft Windows 95

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