JSI Tip 6039. 'Bad Image Checksum' error when you upgrade to Windows XP?

Microsoft Knowledge Base Article 326687 contains the following SYMPTOMS:

When you upgrade your computer to Windows XP, you may receive an error message that is similar to one of the following:

C0000221 (Bad Image Checksum)

-or-

STOP: C0000221 - Bad Image Checksum in ModuleName

-or-

STOP: C0000221 - Bad Image Checksum. User32.dll is possibly corrupt. The header check sum does not match the computed check sum.