I found out that the issue is related to the new firefox startscript (located at /usr/lib/firefox) of Gutsy.
I copied the script of my Feisty install over and now it works fine. Same for the issue in bug #37828 -- [Gutsy] Firefox opens home directory by default https://bugs.launchpad.net/bugs/144002 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs