Visual C++ debugger crashes on breakpoint and you receive a MSDev.exe application error (217437)


The information in this article applies to:

  • Microsoft Visual C++, 32-bit Enterprise Edition 4.2
  • Microsoft Visual C++, 32-bit Enterprise Edition 5.0
  • Microsoft Visual C++, 32-bit Enterprise Edition 6.0
  • Microsoft Visual C++, 32-bit Professional Edition 4.2
  • Microsoft Visual C++, 32-bit Professional Edition 5.0
  • Microsoft Visual C++, 32-bit Professional Edition 6.0
  • Microsoft Visual C++, 32-bit Learning Edition 6.0
This article was previously published under Q217437

SYMPTOMS

If you set a breakpoint, the debugger might crash with the following MSDev.exe application error when the application hits the breakpoint:
The instruction at "0x52522680" referenced memory at "0x02010019". The memory could not be "read".
The crash usually happens when the Auto or Watch debug windows are open.

RESOLUTION

To resolve this problem, close the Auto debug window before you hit the breakpoint. In some circumstances you might have to close the Watch debug window too.

STATUS

Microsoft has confirmed that this is a bug in the Microsoft products that are listed at the beginning of this article. This bug was corrected in Visual Studio 6.0 Service Pack 3.

REFERENCES

For more information about Visual Studio service packs, click the following article number to view the article in the Microsoft Knowledge Base:

194022 Visual Studio 6.0 service packs, what, where, why

194295 How to tell that Visual Studio 6.0 service packs are installed

Modification Type:MajorLast Reviewed:9/2/2005
Keywords:kbBug kbDebug kbfix kbide kbVS600sp3fix KB217437
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