Public bug reported:
Lenovo ThinkPad W540 docked with an ultradock. 3 external displays
running on VGA, DVI and display port all connected to the dock. BIOS
mode set to run external displays ONLY with nvidia chipset. prime-select
nvidia run.
When running under 4.15.0-36-generic with nvidia 390.77-0ubuntu0.18.04.1
I boot and all three external displays run fine.
Upgrading to 4.15.0-38 and Xorg starts up, but none of the displays
light up.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
** Tags: bionic
** Summary changed:
- Xorg loads, no display
+ Xorg loads, no display on 4.15.0-38, works on 4.15.0-36
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https://bugs.launchpad.net/bugs/1799994
Title:
Xorg loads, no display on 4.15.0-38, works on 4.15.0-36
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