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
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