BUG: Windows 95 DDEML Faults with Multiple Threads

ID: Q137193

The information in this article applies to:

Microsoft Win32 Application Programming Interface (API), included with:
- Microsoft Windows versions 95, 4.0

SYMPTOMS

If an application has multiple threads calling the DDEML APIs simulataneously, warnings may be generated under debug Windows. In cases, the application may fault inside DDEML.

CAUSE

The DDEML library has a bug that can cause re-entrancy problems in certain, high stress conditions.

RESOLUTION

The solution is to have the calling application serialize access to DDEML using a critical section.

STATUS

Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article. We are researching this problem and will post new information here in the Microsoft Knowledge Base as it becomes available.

Additional query words: 4.00 win95fest

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