There are lots of similar bug reports and crash reports that might be related to this. Please help to link up and de-duplicate them as appropriate...
https://bugs.launchpad.net/ubuntu/+source/xorg- server?field.searchtext=EnterVT https://errors.ubuntu.com/?release=Ubuntu%2020.04&package=xorg- server&period=year ** Tags added: bionic -- 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/1897530 Title: The modesetting driver does not gracefully handle missing connectors on EnterVT To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1897530/+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