DOCUMENT:Q152139  11-JAN-2001  [vbwin]
TITLE   :BUG: Minimized 16-bit Visual Basic 4.0 App Gives GPF on NT3.51
PRODUCT :Microsoft Visual Basic for Windows
PROD/VER::4.0
OPER/SYS:
KEYWORDS:kbVBp400

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The information in this article applies to:

 - Microsoft Visual Basic Professional Edition, 16-bit, for Windows, version 4.0 
 - Microsoft Visual Basic Professional Edition, 32-bit, for Windows, version 4.0 
 - Microsoft Visual Basic Enterprise Edition, 16-bit, for Windows, version 4.0 
 - Microsoft Visual Basic Enterprise Edition, 32-bit, for Windows, version 4.0 
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SYMPTOMS
========

Place an EXE file created by the 16-bit edition of Visual Basic 4.0 in a Windows
NT Program Group and deselect the option "Run in separate memory Space." Start
an instance of the EXE file, then start a second instance and minimize it. Close
the first instance, and click the icon of the second instance. A General
Protection Fault (GPF) at 0001:87AE occurs in KRNL386.EXE.

RESOLUTION
==========

Setting the option "Run in separate memory space" in Program Group resolves the
problem.

STATUS
======

Microsoft has confirmed this to be a bug in the Microsoft products listed at the
beginning of this article.

Additional query words:

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Keywords          : kbVBp400 
Technology        : kbVBSearch kbAudDeveloper kbVB400Search kbVB400 kbVB16bitSearch
Version           : :4.0
Issue type        : kbbug

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