Microsoft KB Archive/194536

= "Invalid VxD dynamic link call from VNBT(01) 0000F4aa" error message after you install Windows 95, Windows 98, or Windows Millennium Edition on a computer that participates on a TCP/IP-based network =

Article ID: 194536

Article Last Modified on 1/23/2007

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APPLIES TO


 * Microsoft Windows 98 Standard Edition
 * Microsoft Windows 95
 * Microsoft Windows Millennium Edition

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This article was previously published under Q194536



SYMPTOMS
After you install Windows 95, Windows 98 or Windows Me on a computer participating on a Transmission Control Protocol/Internet Protocol (TCP/IP)-based network, you may receive the following error message when you attempt to log on to the network:

Invalid VxD dynamic link call from VNBT(01) 0000F4aa. This was called from VTDI, service E



CAUSE
This behavior can occur if the Vtdi.386 file is in a folder other than the Windows\System folder.



RESOLUTION
To resolve this behavior, follow these steps:


 * 1) Click Start, point to Find, and then click Files Or Folders.
 * 2) In the Named box, type "vtdi.386" (without quotation marks), and then click Find Now.
 * 3) In the list of found files, right-click a Vtdi.386 file that is not in the Windows\System folder, and then click Rename.
 * 4) Type a new name for the Vtdi.386 file (such as Vtdi.xxx), and then press ENTER.
 * 5) Repeat steps 3-4 for each Vtdi.386 file that is not in the Windows\System folder.
 * 6) Quit the Find tool, and then restart your computer.

Keywords: kberrmsg kbprb KB194536

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