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Ubuntu 15.04 (vivid) reached end-of-life on February 4, 2016.
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** No longer affects: lightdm
** Package changed: lightdm (Ubuntu) => xorg-server (Ubuntu)
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https://bugs.launchpad.net/bugs/1434396
Title:
Xserver does not start or freezes with
I saw similar issue when adding a 2nd screen to my 15.10 systemd + lightdm
system, which had been happy with single screen.
Also happy when systemd not used, even with 2 displays
Booted OK, but on resume from suspend (usually after going to lock screen)
things were completely hung with
Meanwhile, I've upgraded to 15.10. Now the system _mostly_ works, but
let's say about every 5th boot the system freezes with black screen if
systemd is used. Upstart always work. Interestingly in most cases
systemd works as well, but not always. I cannot find any reason about
this always changing
** Summary changed:
- Xserver does not start on boot (low-graphics mode)
+ Xserver does not start on freezes with systemd + lightdm
** Summary changed:
- Xserver does not start on freezes with systemd + lightdm
+ Xserver does not start or freezes with systemd + lightdm
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