This article was previously published under Q313631
This article has been archived. It is offered "as is" and will no longer be updated.
When you attempt to expand a C structure in the Variables window of the Visual C++ 6.0 debugger, the structure may not expand.
The Visual C++ C compiler emitted incorrect debug information for the structure.
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that this article describes. Apply it only to systems that are experiencing this specific problem.
Note You must have a Visual Studio license agreement to obtain this hotfix.
To resolve this problem, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:
Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question. The English version of this fix should have the following file attributes or later:
Microsoft has confirmed that this is a bug in the Microsoft products that are listed at the beginning of this article.
This only occurs with some structures in the C language. The C++ class types (struct, class, and union) are not affected.