Hi all, long time Lubuntu and Ubuntu + lubuntu-desktop user (okay probably only since 14.04), first post.
I installed Lubuntu 20.04 (ISO from lubuntu .me) on my new ThinkPad X1 Carbon gen7, and it was plain sailing, with and without the external monitor attached direct via HDMI.
I then found out how to get my Lenovo Thunderbolt 3 dock working via https://www.displaylink.org/forum/showthread.php?t=1748&page=20 - this works, somewhat, allowing me to connect via DisplayPort or USB-C from the dock to the monitor, then USB-C from laptop to dock. Multiple times a day however, I am kicked back to login screen. Coinciding with this is an entry in dmesg, kern.log or syslog
general protection fault ... libc-2.31.so from either
Core. It appears to be when the display is busier - Youtube videos, videoconferencing, or switching (with the keyboard) between displays. Curiously, the keyboard shortcut I mostly used to switch between desktops is defined in
~/.config/openbox/lxqt-rc.xml and not l
I have compiled hardware information and the errors from today at https://gist.github.com/gregoryo2014/7946928b64881d0eecaee93bf842cab4
Can someone suggest how I go about troubleshooting this? Is it a bug I can report somewhere?