Get root and install Gnome classic Fallback. http://linuxg.net/how-to-install-gnome-classic-on-ubuntu-13-04-12-10-12-04/ In terminal type : apt-get install gdebi && apt-get install synaptic When done , Fully update / dist-upgrade to Kernel 3.2.0-40 Reboot and log as root on Gnome classic. Open with file editor /etc/apt/sources.list and add these lines : deb http://ppa.launchpad.net/wagungs/kali... precise main deb-src http://ppa.launchpad.net/wagungs/kali... precise main deb http://ppa.launchpad.net/wagungs/kali... precise main deb-src http://ppa.launchpad.net/wagungs/kali... precise main -----BEGIN PGP PUBLIC KEY BLOCK----- Version: SKS 1.1.4 Comment: Hostname: keyserver.ubuntu.com mI0ET324YwEEANbSlISrOlAGjxgFRxiN6jk0JIl/­vxQ8lapRdxZ4DHDAQdXbX4AuigMBkP5e sOxhMpDnkgMRtEVpaBMdQheA0/431pPQYqkr3jde­Zw5JS5opiyJ4qr/QrcoSFHSluEkWkbZ6 RYOkA25vW31KK2FB2LQVRYk580llXAVgIUznm2AT­ABEBAAG0GExhdW5jaHBhZCBQUEEgZm9y IHdhZ3VuZ4i4BBMBAgAiBQJPfbhjAhsDBgsJCAcD­AgYVCAIJCgsEFgIDAQIeAQIXgAAKCRAb IuuNj9/bVxabBADSGN8cp+hqkdZqwq263wdz/UGs­iuB1bCrH06/HznC/ZC5rjfH3aQ1Dwwag zYCrSD3c0cKNAqD10009N76RMlzZBH8kKL9khH3z­PL/k4/lYuVP7y6NKFbBsnawEUc0mWcCa mH4ScTdWWPXP/mOQiUUjnQ1bZhzpcbQOb+hEUAqE­xg== =fJ+8 -----END PGP PUBLIC KEY BLOCK----- Now , open synaptic , go to : settings >>> repositories , In software sources go to : Authentication Import key file. Navigate to your Desktop and double clic on the pgp-key txt file. Close everything and in Terminal : apt-get update && apt-get dist-upgrade. Now Open Synaptic and clic on ORIGIN tab on the bottom left . You will see repositories links appearing on the top left of Synaptic. Highlite the 2nd and the 3rd repository line as shown in the video . Start installing your tools using Synaptic . ( Install 10 tools at the time , if any tool will mark itself in red color, untick it and procee , You can come back to it later on and re-install it, sometime you need some extra dependencies , so some tools will install them for you )