[SOLVED] Failed start to start session in Ubuntu 14.04 - When will login using dekstop mode, maybe one of you ever experienced that sort of thing on UBUNTU is "Failed to start session". When showing the text, so you can't for login to desktop mode on Ubuntu, because the package which working for create a session on Ubuntu Machine was failed for create the login session. source : itsfoss.com Usually the problem because after update or upgrade the ubuntu to ubuntu 14.04 Trusty. To overcame the " Failed to start session ", so you must try this ways : 1. Type Ctrl+Alt+F2 for change to Command Line Mode 2. Intall a ubuntu session package via this command : sudo apt-get install ubuntu-session 3. Reinstall that package of ubuntu session sudo apt-get install --reinstall ubuntu-session 4. Reboot your computer for applying effect of that package sudo reboot Alternative method 1: 1. Change into Command Line (CLI) Mode using press Ctrl+Alt+F2 2. Type this command for inst