Firefox is indicated as open after finishing and doesn't allow restart

[Bo Stenhols]

Binary package hint: firefox-3.5

I need to restart ubuntu to make Firefox open again,

ProblemType: Bug
Architecture: i386
Date: Mon Nov 2 23:31:36 2009
DistroRelease: Ubuntu 9.10
Package: firefox-3.5 3.5.4+nobinonly-0ubuntu0.9.10.1
ProcEnviron:
 PATH=(custom, user)
 LANG=sv_SE.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-14.48-generic
SourcePackage: firefox-3.5
Uname: Linux 2.6.31-14-generic i686
XsessionErrors:
 (gnome-settings-daemon:1846): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
 (gnome-settings-daemon:1846): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
 (polkit-gnome-authentication-agent-1:1949): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (nautilus:1935): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed