Thanks Adding
* soft memlock 262144 * hard memlock 262144 in /etc/security/limits.conf solved the same problem with lightdm and X not starting on Ubuntu 18.04 running on a motherboard with VIA KM400 integrated graphics. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1662244 Title: lightdm causes all greeters to fail to start To manage notifications about this bug go to: https://bugs.launchpad.net/lightdm/+bug/1662244/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs