I have installed proposed focal package on Pop!_OS 20.10 - derivative of groovy Issue is gone all works fine. Added tag verification-done-focal
** Tags removed: verification-needed-focal ** Tags added: verification-done-focal -- 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/1931547 Title: DisplayLink displays are black after Mesa update To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-server/+bug/1931547/+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