Also your kernel is reporting this error, which means the monitor is not communicating correctly:
[ 174.503043] i2c i2c-1: sendbytes: NAK bailout. [ 174.664336] i915 0000:00:02.0: VGA-1: EDID is invalid: [ 174.664339] [00] BAD 01 01 01 01 01 01 01 00 00 00 00 00 00 00 00 00 [ 174.664340] [00] BAD 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 174.664341] [00] BAD 00 00 00 00 00 00 00 00 00 00 00 00 00 00 80 00 [ 174.664341] [00] BAD 00 00 00 00 00 00 00 00 00 00 00 00 80 80 40 40 [ 174.664342] [00] BAD 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 [ 174.664342] [00] BAD 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 [ 174.664343] [00] BAD 40 40 40 40 40 00 40 00 00 00 00 40 00 00 20 20 [ 174.664343] [00] BAD 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 00 It sounds like your monitor is not plugged in properly. Please try re- plugging it, changing the cable you use, or even a different monitor. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1777141 Title: Graphics not working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1777141/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
