[Nix-dev] Intermittent Blank Screen upon Opening Laptop Lid

[Tomasz Czyż]

I have this issue sometimes on intel driver as well (once every few weeks),
I had this on debian/ubuntu as well, I think it's more a driver problem
rather than nixos specific thing if you are looking for a direction.

2016-07-01 14:15 GMT+01:00 Bjørn Forsman <bjorn.forsman at gmail.com>:

> On 1 July 2016 at 15:10, Roger Qiu <roger.qiu at matrix.ai> wrote:
> > Hi Nixers,
> >
> > I discovered this problem a while ago, basically upon closing the lid and
> > reopening it after 10 min, the screen stays blank, and I can't do
> anything.
> > Even switching to tty1 doesn't work.
> >
> > This doesn't always happen. And when I close the lid and reopen after a
> few
> > seconds, it usually works and displays something.
> >
> > What are the steps that I can take to debug this issue.
> >
> > It was happening back on NixOS 15.09. and is continuing on 16.03.
> >
> > I'm running NVIDIA and using NVIDIA video card driver.
>
> Did you check the system log?
>
> - Bjørn
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-- 
Tomasz Czyż
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