It is impossible. The system isn't available any more to me. With a new installed ubuntu 6.10 it is working. Maybe it was related to the beta- version and fixed in the release.
I think it would be the best to close this bug. -- firefox does not start https://launchpad.net/bugs/51049 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs