Thanks for the tip, I've made a new report with "apport-retrace". Hope it will be more useful!
** Attachment added: "Same report with symbols" http://librarian.launchpad.net/5768360/_usr_bin_gaim.1000.crash -- crash when clicking an http link (IRC chan) https://launchpad.net/bugs/79483 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs