Microsoft KB Archive/120189

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ID: Q120189

2.5x 2.60 WINDOWS kbinterop kbbuglist kbfixlist kberrmsg

The information in this article applies to:


 * Microsoft FoxPro for Windows, versions 2.5x, 2.6

SYMPTOMS
The following error occurs when you attempt to send a string greater than 64K to another application with dynamic data exchange (DDE):

Application Error FoxProw caused a Paging Error in Module DDEML.DLL at ...

CAUSE
FoxPro 2.5x and 2.6 for Windows can send a string length up to 64K, but not greater.

STATUS
Microsoft has confirmed this to be a problem in the Microsoft products listed at the beginning of this article. This problem was corrected in FoxPro version 2.6a for Windows.

Steps to Reproduce Problem
Create and run the following program to reproduce the problem:

WAIT WINDOW "Be sure WinWord is closed" RUN /N7 C:\WINWORD\WINWORD.EXE text = REPLICATE("123456789 ",150000) && length = 1.5M doc = "bigone.doc" mchannel = DDEINITIATE("winword","system") = DDEEXECUTE(mchannel,'[FileNewDefault]') = DDEEXECUTE(mchannel,'[FileSaveAs.Name="&doc"]') = DDEEXECUTE(mchannel,'[EditBookMark.Name="big"]') = DDETERMINATE(mchannel) mchannel = DDEINITIATE("winword","&doc") = DDEPOKE(mchannel,"big",text) WAIT WINDOW "DDELastError=" + ALLTRIM(STR(DDELASTERROR)) + ; " ... Zero means 'no error'" = DDETERMINATE(mchannel) Additional reference words: FoxWin 2.50 2.50a 2.50b 2.60 buglist2.50 buglist2.50a buglist2.50b buglist2.60 fixlist2.60a errmsg err msg KBCategory: kbinterop kbbuglist kbfixlist kberrmsg KBSubcategory: FxinteropDde Solution Type : kbfix
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