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Article ID: 220780 - Last Review: January 24, 2007 - Revision: 3.2

This article was previously published under Q220780


When you install Microsoft Office 2000, you may receive the following error message:
Internal Error 2755: Please contact product support for assistance.
Also, when you view your Setup log file--for example, Office 2000 Premium Setup(0002)_MsiExec.txt--you may see text similar to the following just above the 2755 error:
Exception code: C0000005 ACCESS_VIOLATION
Module: C:\WINNT\System32\ntdll.dll
Function: 0x77f7bdd3


This problem can occur if the following conditions are true:
  • You have an earlier version of Office installed from a network location. -and-

  • You have a mapped drive letter to this Office location on the network.

  • Either of the following conditions is true:

    The network location does not contain any files in the Office\XLStart folder.


    You have Read-Only permission on the Office\XLStart folder.


To work around this problem, follow these steps:
  1. Double-click My Computer.
  2. Right-click the drive from which you installed your previous version of Office.
  3. Click Disconnect on the shortcut menu.
  4. Run Office 2000 Setup.


Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.


For more articles about how to troubleshoot specific errors in Office Setup:
Click here to view a list of Windows Installer Errors for Office 2000 articles (
For more articles with general information about how to troubleshoot Office errors:
Click here to view a list of Office 2000 Troubleshooting articles (

  • Microsoft Office 2000 Premium Edition
  • Microsoft Office 2000 Professional Edition
  • Microsoft Office 2000 Standard Edition
  • Microsoft Office 2000 Small Business Edition
  • Microsoft Office 2000 Developer Edition
  • Microsoft Access 2000 Standard Edition
  • Microsoft Excel 2000 Standard Edition
  • Microsoft FrontPage 2000 Standard Edition
  • Microsoft Outlook 2000 Standard Edition
  • Microsoft PowerPoint 2000 Standard Edition
  • Microsoft Word 2000 Standard Edition
kbopenfile kbprb kberrmsg kbsetup KB220780
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