This appears to be a problem with apparmor configuration. See the workaround (involves editing config file /etc/apparmor.d/usr.bin.firefox-3.5 and restarting apparmor) at
https://bugs.launchpad.net/bugs/454019 -- karmic beta1: Sun Java plugin does not load https://bugs.launchpad.net/bugs/440478 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs