Hi, as mentioned above in Chris's comment, standard Trusty has already reaches its End-Of-Life on April 2019 [1]. Are you using a standard Ubuntu or Ubuntu Trusty with ESM support? If you're using a standard Ubuntu please give a newer release a try.
[1] https://wiki.ubuntu.com/Releases -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1918887 Title: after upgrade to ubuntu 14.04, system not restarting and touchpad not working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1918887/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs