x-www-browser is an alternative, look at /etc/alternatives/ The point is kde apps are looking at the kde parameter that defines the prefered browser while gtk apps like firefox are using the "alternative" setting...
This is the kind of differences that made se say "avoid gtk apps on kde as much as possible" ;) -- In Kubuntu Konqueror windows are opened sometimes as "Konqueror" and sometimes as "X-www-browser" https://launchpad.net/bugs/44791 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
