see https://bugs.launchpad.net/ubuntu/+source/libglvnd/+bug/1791542/comments/7
package http://launchpadlibrarian.net/387993059/nvidia-340_340.107-0ubuntu0.18.04.1_amd64.deb
see https:/ /bugs.launchpad .net/ubuntu/ +source/ libglvnd/ +bug/1791542/ comments/ 7
package http:// launchpadlibrar ian.net/ 387993059/ nvidia- 340_340. 107-0ubuntu0. 18.04.1_ amd64.deb