Same as Olivier Experiencing the same issue here after unpgrading to 16.04. Never experienced the issue for years of using ubuntu on the same machine and same hardware: 14.10 => 15.04 => 15.10 => 16.04. It's only on the latest upgrade that the problem appeared.
$ xrandr Screen 0: minimum 8 x 8, current 3840 x 1080, maximum 32767 x 32767 eDP1 connected 1920x1080+0+0 (normal left inverted right x axis y axis) 309mm x 173mm 1920x1080 60.05*+ 59.93 1680x1050 59.95 59.88 1600x1024 60.17 1400x1050 59.98 1600x900 60.00 1280x1024 60.02 1440x900 59.89 1280x960 60.00 1368x768 60.00 1360x768 59.80 59.96 1152x864 60.00 1280x720 60.00 1024x768 60.00 1024x576 60.00 960x540 60.00 800x600 60.32 56.25 864x486 60.00 640x480 59.94 720x405 60.00 640x360 60.00 DP1 disconnected (normal left inverted right x axis y axis) HDMI1 disconnected (normal left inverted right x axis y axis) HDMI2 connected primary 1920x1080+1920+0 (normal left inverted right x axis y axis) 476mm x 268mm 1920x1080 60.00*+ 50.00 50.00 59.94 1680x1050 59.88 1600x900 60.00 1280x1024 60.02 1440x900 59.90 1280x800 59.91 1280x720 60.00 50.00 59.94 1024x768 60.00 800x600 60.32 720x576 50.00 720x480 60.00 59.94 640x480 60.00 59.94 720x400 70.08 VGA1 disconnected (normal left inverted right x axis y axis) VIRTUAL1 disconnected (normal left inverted right x axis y axis) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1295267 Title: Windows change Monitor/Desktop after screen lock To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/1295267/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
