svecpetr, thank you for reporting this and helping make Ubuntu better. Could you please run the following command from a terminal in a supported release, as it will automatically gather and attach updated debug information to this report:
apport-collect -p xorg 1139453 Please ensure you have the package xdiagnose installed, and that you click the Yes button for attaching additional debugging information. ** Package changed: nvidia-graphics-drivers-310 (Ubuntu) => xorg (Ubuntu) ** Changed in: xorg (Ubuntu) Importance: Undecided => Low ** Changed in: xorg (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1139453 Title: NVidia HDMI sound plays only on one monitor To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1139453/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs