Article ID: 322621 - View products that this article applies to.
This article was previously published under Q322621
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When you try to open a document, a CArhiveException exception is generated. In debug builds, you also receive the following trace message:
CArchive exception: badClass.
Microsoft Foundation Classes (MFC) cannot dynamically create an object of a derived class during deserialization if you have a class in an MFC executable file with the following characteristics:
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Microsoft Visual Studio .NET service pack that contains this hotfix.
To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=supportNOTE: 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 typical 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 has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
Date Time Size File Name -------------------------------------- 20-May-2002 22:45 55,312 Afx.h
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
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