[Pkg-xfce-devel] Bug#773913: Bug#773913: Lightdm switches immediately to a black screen

Yves-Alexis Perez corsac at debian.org
Sat Dec 27 19:41:42 UTC 2014

control: tag -1 unreproducible moreinfo
control: severity -1 important

On jeu., 2014-12-25 at 16:19 +0100, Fabien Renaud wrote:
> Package: lightdm
> Version: 1.10.3-3
> Severity: grave
> Justification: renders package unusable
> Dear Maintainer,
> *** Reporter, please consider answering these questions, where appropriate ***
>    * What led up to the situation?
> I think it happened after an important upgrade related to systemd
> a few months ago but I'm not fully sure. I'm now using
> systemd-logind.

What am I supposed to do with that?
>    * What was the outcome of this action?
> Notice that I report the bug with a different kernel.
> The kernel on which the bug occurs is: Linux 3.16-2-amd64
> Lightdm starts and instantly (maybe after 1/10 sec) shows a
> black screen.
> It is possible to login (I can see that the HDD light working) but
> the screen is still black.

LightDM doesn't control the screen brightness, so it's look completely
unrelated to lightdm.

>  I'm reporting this for lightdm but I
> guess this is more general.


> Notice that when I use another kernel (3.14-2-amd64) the situation
> is a bit different: the screen is black but if I increase the
> luminosity of the screen then it suddenly works.

So why are you reporting against lightdm if it looks like a kernel
>    * What outcome did you expect instead?
> To be able at least to increase the luminosity until it works.
> The best would be of course to have immediately a screen with display
> on.

In any case, there's nothing I can do with the report, sorry.

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