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Old 01-22-2016, 06:32 AM   #1
spamhippy
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Stopped LXDE display manager


Hello everyone!

I'm running arch linux. My display manager is LXDM & my desktop is XFCE.

I was in the process of logging out when I got bumped into. I *think* I clicked 'suspend' on my computer before the power got turned off. Now, when I try to start my computer... systemd starts doing it's thing... it gets to 'starting graphical interface' and then the screen starts blinking and my display manger won't come up. -It's very hard to read because the screen is blinking... but, occasionally something pops up multiple times that reads...

'Stopped LXDE display manager'

I'm wondering if there's a configure file somewhere that I need to edit to get it off of 'suspend' or maybe a way to chroot so I can remove & reinstall LXDM. (Tried.. didn't work. -Not sure if I'm doing that right.)

Any ideas? I'm really stumped here.

Thanks for reading! And appreciate the help!
 
Old 01-22-2016, 12:07 PM   #2
ondoho
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boot to a text cosole and get a hold of some log files.
it sounds a little like a graphics/Xserver problem, so these might give some insight:
Code:
cat /var/log/Xorg.0.log|grep -C4 EE
lspci -k | grep -iEA5 'vga|3d'
ps:
and oh, the display manager probably has its own log file?
 
Old 01-23-2016, 06:54 AM   #3
spamhippy
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Thank you for replying. My apologies for the delayed response. --hetic work weekend in front of me.

Before I had a chance to read you post,-- I had a similar thought.

First, I found out if I go to /etc/lxdm/lxdm.conf ... there's a line--

# autologin=dgod

if I remove the hashtag & change 'dgod' to my username.. It'll basically skip lxdm.

-This doesn't fix the problem.

Then (for giggles..) I went into my etc/X11/xorg.conf file & changed it from 'nvidia' to 'vesa' & tried it again,-- I get onto the desktop (with very bad graphics.) the nouveau driver doesn't work either. You know.. last time I updated everything with pacman,-- I think it updated nvidia & I forgot to restart my computer. --My current guess is that this has nothing to do with lxdm & this is nvidia acting up. (My video card is kinda old.. So,-- maybe the driver is too new?)

Anyway... I'll switch it all back to 'nvidia',-- give it a go & run your code & see what I can tell you,-- be back in a little while.

-Thanks again!
 
Old 01-23-2016, 07:34 AM   #4
spamhippy
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[exspastic@monster ~]$ cat /var/log/Xorg.0.log|grep -C4 EE

X.Org X Server 1.18.0

Release Date: 2015-11-09

[ 86.468] X Protocol Version 11, Revision 0

[ 86.468] Build Operating System: Linux 4.2.3-1-ARCH x86_64

[ 86.468] Current Operating System: Linux monster 4.3.3-2-ARCH #1 SMP PREEMPT Wed Dec 23 20:09:18 CET 2015 x86_64

[ 86.468] Kernel command line: BOOT_IMAGE=../vmlinuz-linux root=/dev/sda1 init=/usr/lib/systemd/systemd ro noapic initrd=../initramfs-linux.img

[ 86.468] Build Date: 18 November 2015 08:07:09AM

[ 86.468]

[ 86.468] Current version of pixman: 0.32.8

[ 86.468] Before reporting problems, check http://wiki.x.org

to make sure that you have the latest version.

[ 86.468] Markers: (--) probed, (**) from config file, (==) default setting,

(++) from command line, (!!) notice, (II) informational,

(WW) warning, (EE) error, (NI) not implemented, (??) unknown.

[ 86.468] (==) Log file: "/var/log/Xorg.0.log", Time: Sat Jan 23 07:39:17 2016

[ 86.543] (==) Using config file: "/etc/X11/xorg.conf"

[ 86.543] (==) Using system config directory "/usr/share/X11/xorg.conf.d"

[ 86.577] (==) ServerLayout "Layout0"

--

[ 88.783] (==) VESA(0): Default visual is TrueColor

[ 88.811] (==) VESA(0): Backing store enabled

[ 88.812] (**) VESA(0): DPMS enabled

[ 88.812] (==) RandR enabled

[ 88.832] (EE) Failed to initialize GLX extension (Compatible NVIDIA X driver not found)

[ 89.617] (II) config/udev: Adding input device Power Button (/dev/input/event6)

[ 89.617] (**) Power Button: Applying InputClass "evdev keyboard catchall"

[ 89.617] (II) LoadModule: "evdev"

[ 89.617] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so

[exspastic@monster ~]$ lspci -k | grep -iEA5 'vga|3d'

05:00.0 VGA compatible controller: NVIDIA Corporation G72 [GeForce 7200 GS / 7300 SE] (rev a1)

Subsystem: ASUSTeK Computer Inc. EN7200GS

Kernel modules: nouveau, nvidia
 
Old 01-23-2016, 08:08 AM   #5
ondoho
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Quote:
Originally Posted by spamhippy View Post
[ 88.832] (EE) Failed to initialize GLX extension (Compatible NVIDIA X driver not found)
...
[exspastic@monster ~]$ lspci -k | grep -iEA5 'vga|3d'
05:00.0 VGA compatible controller: NVIDIA Corporation G72 [GeForce 7200 GS / 7300 SE] (rev a1)
Subsystem: ASUSTeK Computer Inc. EN7200GS
Kernel modules: nouveau, nvidia
this shows it quite clearly:
X cannot find a suitable graphics driver, and there's none in use (there should be another line in the lspci output, like "Kernel driver in use: nvidia").
please refer to
https://wiki.archlinux.org/index.php/NVIDIA
to fix this.

i have 2 nvidia cards (one older than your, one newer) so i can assist further when you run into problems. but really, that wiki page should give you everything you need.

oh and please: use code tags for code... makes it so much more readable...
 
Old 01-25-2016, 10:06 PM   #6
spamhippy
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Just wanted to say 'Thank you' for your time.

-My video card is old enough that I dropped down from the nvidia-340XX driver to nvidia-304XX. the '304' driver doesn't want to work for some reason. Finally gave up on it and switch to nouveau. (Though... I found out you have to create a brand new xorg.conf file for that,-- Using nvidia's and just changing the driver to 'nouveau' leads to very poor screen resolution.')

So, Everything's up and running again! Thanks for your help!
 
  


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