[TYPO3] corrupted t3lib?

[Cate & Peter]

Thanks Krystian
[Cate wrote:] 
> It seems like maybe wrong configuration of new_author_rel. I am not
> sure. Try to uninstall new_author_rel - clear the cache - and see if the
> errors show again.

That did it (I had actually tried and forgot the cache :S and thought it
wasn't either of them).

It was news_author_rel.

Now, 12 hours later, to start the day's work :)

Thank you so very much
Cate