Registrations are now open. Join us today!
There is still a lot of work to do on the wiki yet! More information about editing can be found here.
Already have an account?

Microsoft KB Archive/171334

From BetaArchive Wiki

Article ID: 171334

Article Last Modified on 10/22/2000


  • Microsoft Excel 97 Standard Edition

This article was previously published under Q171334


In Microsoft Excel 97, if you attempt to undo the result of clicking Merge And Center on the Formatting toolbar, you may receive error messages similar to the following.

Microsoft Windows 95

This program has performed an illegal operation and will be shut down.
If the problem persists, contact the program vendor.

If you click Details, you may receive an error message similar to the following:

EXCEL caused an invalid page fault in module EXCEL.EXE at 0137:300ed4af.

Microsoft Windows NT

Dr. Watson for Windows NT
An application error has occurred and an application error log is being generated.


Exception: access violation (0xc0000005), Address 0x300ed4af.


This problem may occur when you do the following:

  • You click Freeze panes on the Window menu to create a horizontal frozen pane on the worksheet. -and-

  • You select multiple cells below the horizontal frozen pane and apply the double bottom border format. -and-

  • You select the cells with the double bottom border and click Merge and Center on the Formatting toolbar. -and-

  • You click Undo Merge and Center on the Edit menu to undo the action.


To correct this problem, install Microsoft Excel 97 Service Release 1 (SR-1).


Microsoft has confirmed this to be a problem in Microsoft Excel 97. This problem was corrected in Microsoft Excel SR-1.

For additional information about SR-1, please see the following article in the Microsoft Knowledge Base:

172475 OFF97: How to Obtain and Install MS Office 97 SR-1

Additional query words: XL97 sr1

Keywords: kberrmsg kbbug kbfix KB171334