Microsoft KB Archive/76940

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PRB: Value of hPrevInstance Incorrect

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Q76940

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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

Issue type :

Technology : kbAudDeveloper kbWin3xSearch kbSDKSearch kbWinSDKSearch kbWinSDK300 kbWinSDK310