I've seen my favourite one only once, as it's not reproducible. I was responsible for it: it was because of a stale pointer in C. I don't remember its exact text, but it said that the dynamic linker was buggy and asked to report the bug in e-mail.

The other one is a mistranslation in Windows 3.11, it's iirc this:

Kevés memória indítja az alkalmazást

In reply to Re: Useless/Interesting Error Messages by ambrus
in thread Useless/Interesting Error Messages by monkey_boy

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