User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; de; rv:1.9.1) Gecko/20090702 Gentoo Firefox/3.5 Build Identifier: Mozilla/5.0 (X11; U; Linux x86_64; de; rv:1.9.1) Gecko/20090702 Gentoo Firefox/3.5 Go to http://zfl.slub-dresden.de/ , type a book title in the 1st search field und press the search button beside it. You will get something like "BibEngine - Z39.50: 3200 Unknown error". This happens with the 3.5 version of FF (and before 3.0.X or 3.1.X) on Linux. The Windows FF 3.5 works perfectly well, also Opera (9.64) works absolutely correct. Reproducible: Always
WFM in Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1) Gecko/20090624 Firefox/3.5, so maybe Linux only. Have you tried in Firefox safe mode, and have you contacted the website?
WFM on trunk.
I have tried now in safe mode and found that NoScript was the problem. I have closed the bug. Thanks