Reverted to older xubuntu-default-settings - undid https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1627304/comments/18
Reverted to light-locker.
Everything now works as expected.
Reverted to older xubuntu- default- settings - undid https:/ /bugs.launchpad .net/ubuntu/ +source/ lightdm/ +bug/1627304/ comments/ 18
Reverted to light-locker.
Everything now works as expected.