OemPNPDriversPath Value Limited to 99 Characters in Winnt.exe

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This article was previously published under Q276278

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SYMPTOMS

If you specify an OemPNPDriversPath value with more than 99 characters in your unattended installation file, only the folders that are specified in the first 99 characters are used to locate additional drivers when you use the unattended installation file with Winnt.exe.

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CAUSE

The MS-DOS-based Winnt.exe installation program does not copy the entire OemPNPDriversPath value to the following registry location:

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\DevicePath

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RESOLUTION

To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

260910 (http://support.microsoft.com/kb/260910/EN-US/ ) How to Obtain the Latest Windows 2000 Service Pack

The English version of this fix should have the following file attributes or later:

   Date        Time    Size    File name
   -------------------------------------
   10/16/2000  03:20p  81.829  Winnt.exe

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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows 2000 Service Pack 3.

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MORE INFORMATION

The maximum length for OemPNPDriversPath is 1023 characters.

NOTE: When you run the hotfix package it does not install the fix to your system. Instead it asks for a path where to extract the binary Winnt.exe. This binary should then be replace on your distribution directory or burned CD-ROM. For additional informationabout how to add OEM-supplied drivers, click the article number below to view the article in the Microsoft Knowledge Base:

254078 (http://support.microsoft.com/kb/254078/EN-US/ ) How to Add OEM Plug and Play Drivers to Windows 2000 Installations

For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

249149 (http://support.microsoft.com/kb/249149/EN-US/ ) Installing Microsoft Windows 2000 and Windows 2000 Hotfixes

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