cannot customize cookie-handling

Binary package hint: firefox-3.5

The option for cookie-handling is missing. Under "Datenschutz" (may be privacy?) I can change if ff holds a chronik. And I can delete recently written chronicles and delete single cookies, but cannot change permission.

ProblemType: Bug
Architecture: amd64
Date: Wed Nov 4 14:20:17 2009
DistroRelease: Ubuntu 9.10
InstallationMedia: Kubuntu 9.10 "Karmic Koala" - Release Candidate amd64 (20091020.2)
NonfreeKernelModules: nvidia
Package: firefox-3.5 3.5.4+nobinonly-0ubuntu0.9.10.1
ProcEnviron:
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-14.48-generic
SourcePackage: firefox-3.5
Uname: Linux 2.6.31-14-generic x86_64
XsessionErrors:
 (polkit-gnome-authentication-agent-1:1959): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (npviewer.bin:2054): Gtk-WARNING **: /usr/lib/gtk-2.0/2.10.0/engines/libqtcurve.so: wrong ELF class: ELFCLASS64
 (npviewer.bin:2651): Gtk-WARNING **: /usr/lib/gtk-2.0/2.10.0/engines/libqtcurve.so: wrong ELF class: ELFCLASS64
 (npviewer.bin:2688): Gtk-WARNING **: /usr/lib/gtk-2.0/2.10.0/engines/libqtcurve.so: wrong ELF class: ELFCLASS64