DMESG output just after when the black screen occured, see the lines starting with 400.000000 and above.
** Attachment added: "dmesg output" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1247624/+attachment/3954669/+files/20142201_dmesg-after-black-screen.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1247624 Title: Laptop screen is turned off, needs shutdown to work again To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1247624/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
