@Marco, Hi, here is the steps when verifying mutter from focal-proposed:
1. Upgrade all packages to latest version in focal-updates. 2. Enable focal-proposed in source list 3. sudo apt install mutter 4. Configure external screen orientation by selecting "Portrait Right" 5. Screen orientation doesn't change but asking save changes. 6. Press "Revert changes" 7. Configure external screen orientation by selecting "Portrait Right" again. 8. Screen goes to black screen. Attachment is the journal log. ``` Jul 24 03:02:18 u kernel: show_signal_msg: 38 callbacks suppressed Jul 24 03:02:18 u kernel: gnome-control-c[3252]: segfault at 7fff58ce6ff8 ip 00007fa5ef8b114c sp 00007fff58ce7000 error 6 in libc-2.31.so[7fa5ef841000+178000] Jul 24 03:02:18 u kernel: Code: 1f 80 00 00 00 00 e8 b3 bb ff ff eb d1 90 f3 0f 1e fa 48 85 d2 0f 84 63 01 00 00 41 57 49 89 ff 41 56 49 89 d6 41 55 49 89 d5 <41> 54 4c 8d 25 4b 77 15 00 55 48 8d 2d ab 84 15 00 53 4c 29 e5 48 ``` ** Attachment added: "journal.log" https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-440/+bug/1874567/+attachment/5395509/+files/journal.log -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1874567 Title: [nvidia] Rotating secondary monitor to portrait fails, results in landscape To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1874567/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
