[opensuse] Thunderbird links

Hoi listmates, I have the following error in thunderbird. Links to webpages provided in emails don't do anything. Even rightclick "Open link in browser" does not work. I can't find the orgin of this error. Does anybody know ? Thanks Hans -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org For additional commands, e-mail: opensuse+help@opensuse.org