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Q76940: PRB: Value of hPrevInstance Incorrect

Article: Q76940
Product(s): Microsoft Windows Software Development Kit
Version(s): WINDOWS:3.0,3.1
Operating System(s): 
Keyword(s): kb16bitonly
Last Modified: 06-NOV-1999

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The information in this article applies to:

- Microsoft Windows Software Development Kit (SDK) versions 3.0, 3.1 
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NOTE: The information below does not apply to Visual C++.

SYMPTOMS
========

The value of hPrevInstance is not equal to NULL, even though there are no other
instances of the program running.

CAUSE
=====

The C Run-time library used by the linker does not match the memory model
specified in the C compiler.

RESOLUTION
==========

Change the run-time library used by the linker to reflect the appropriate memory
model used in the C compiler.

MORE INFORMATION
================

The following table associates the memory model with the C Run-time library
names:

  Memory Model  Compiler Switch  Run-Time Library
  ------------  ---------------  ----------------

  Small              -AS         SLIBCEW.LIB
  Medium             -AM         MLIBCEW.LIB
  Large              -AL         LLIBCEW.LIB
  Compact            -AC         CLIBCEW.LIB

Additional query words: 3.00 3.10 no32bit

======================================================================
Keywords          : kb16bitonly 
Technology        : kbAudDeveloper kbWin3xSearch kbSDKSearch kbWinSDKSearch kbWinSDK300 kbWinSDK310
Version           : WINDOWS:3.0,3.1

=============================================================================

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