here we have a normal journalctl boot log .. notice the size .. more entries .. about 1 minute start to finish source the partition that always works lightdm starts normally plymouth appears on screen etc.
this one was booted by grub installed by zlink4 - on sda6 .. ** Attachment added: "zlink1 / sda1 .. booted from foreign grub .. installed by zl04/sda6" https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1821609/+attachment/5252838/+files/zl01-current-04-04fg-zl04boot.log -- 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/1821609 Title: lightdm login screen briefly appears and then blanks out on Intel(R) Core(TM)2 Duo CPU T5870 (using "foreign grub") To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1821609/+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