WD97: Illegal Operation Opening Form Field Options Dialog Box (163807)

SYMPTOMS

When you attempt to view the Options dialog box for a form field (right-click the field and click Properties on the shortcut menu that appears), you may receive the following error message:

This program has performed an illegal operation and will be shut down.

If the problem persists, contact the program vendor.

When you click Details (on Microsoft Windows Millennium Edition, press ALT+D), you receive the following message:

WINWORD caused an invalid page fault in MSO97.DLL at 0137:30733613.

NOTE: The actual memory address may vary.

CAUSE

This error may be caused by having two or more Visual Basic for Applications modules each containing subroutines with the same name in the your template.

For example, the following scenario will cause the error:

   Module name         Macro name
   ------------------------------

   Module1             Main()

   Module2             Main()

RESOLUTION

To resolve the problem described in this article, obtain and install the latest Microsoft Word 97 update from the following Microsoft Web site:

http://office.microsoft.com/downloads/9798/Wd97mcrs.aspx

IMPORTANT NOTE: Microsoft Word 97 post-service release fixes are cumulative. The latest update contains all of the fixes since Service Release 2. If you install the latest update for Word 97, you do not need to install any other updates after Service Release 2.

For additional information about the fixes included in the latest update for Word 97, click the article number below to view the article in the Microsoft Knowledge Base:

265374 WD97: Post Service Release Fixes for Word 97

WORKAROUND

Rename the macro or macros so they contain unique names. For example:

   Module Name         Macro Name
   ---------------------------------

   Module1             Module1Main()

   Module2             Module2Main()

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 corrected in Microsoft Word 2000.