Hi Jürgen, > I did it again - I've waited too long to update my LaTeX packages, and now my > old files will no longer compile correctly. So now I have to carefully wade > through my code and test anything.
I can see that there is no configuration file for multibib. Bibtex itself should work. I can try to debug multibib, but a testing file would be nice. You can also try BibLaTeX and it is much more powerful than both bibtex and multibib. Best regards, Michal