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0
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1answer
28 views

Cannot get Nvidia GPU running on my HP laptop (dual graphics)

I'm trying to get the GPU GeForce 940M on my new HP laptop ENVY 17-n101ng running (need CUDA eventually), but have somehow extreme troubles switching from Intel to Nvidia... I've installed nvidia-352 ...
0
votes
1answer
10 views

X Server Starting Window Manager (Compiz-Standalone) Cursor is Black X

I'm running ubuntu server 15.10 using compiz as my window manager. My .xinitrc is: #!/bin/sh xset s off # don't activate screensaver xset -dpms # disable DPMS (Energy Star) features. ...
0
votes
0answers
15 views

Computer freezes when I close Xserver

I am trying to update the nvidia drivers and I need to kill Xserver. Opening Ubuntu with command line I both tried pgrep dm -l sudo kill (insert PID here) and /etc/init.d/gdm3 stop In both cases ...
41
votes
8answers
403k views

Ubuntu 14.04 install nVidia driver

I recently installed 14.04. But now I need a new driver for my nVidia GeForce GT 630. The former driver was rejected as not compatible with the 64-bit. I found that other driver and when I wanted to ...
7
votes
2answers
8k views

Getting character key code mappings in ubuntu

I am trying to play around with some keyboard layouts in ubuntu. Now there is a program called showkey which lets me see the keycode for any key pressed in the terminal. Is there any command to get ...
0
votes
0answers
14 views

Xserver crashes and restarts during boot after an update on Ubuntu 14.04

I updated today these packages in Ubuntu 14.04: apt (1.0.1ubuntu2.10) to 1.0.1ubuntu2.11 apt-transport-https (1.0.1ubuntu2.10) to 1.0.1ubuntu2.11 apt-utils (1.0.1ubuntu2.10) to 1.0.1ubuntu2.11 ...
4
votes
1answer
4k views

NVIDIA proprietary driver logging me to console instead of GUI

Firstly i want to apologise for any mistakes, English is not my native language. My problem is I can't get NVIDIA proprietary drivers to work. I tried to install it on Ubuntu 12.04.1 32 and 64 bits, ...
0
votes
0answers
10 views

Ubuntu 14.04 theme failed to be loaded properly and wouldn't be changed

I was playing with grub2, so I restarted my machine for several times. But at some point, the system seems to be pissed off and wouldn't load its theme properly. And any of my subsequent attempts to ...
2
votes
2answers
12k views

X server doesn't work on Ubuntu 14.04. What may be happening?

This how I used to setup my X Server on Ubuntu 13. apt-get update apt-get upgrade # nvidia apt-get -y install nvidia-current apt-get -y install nvidia-current-updates # x server apt-get -y install ...
0
votes
0answers
28 views

Crash X manually

I'm working on a the famous freezing of X server. I've already created a question about frozen X server detection As I don't have relevant answer yet, I'm wondering if anyone knows a way to ...
0
votes
1answer
7k views

Restore Xorg core and config files ubuntu 14.04

This question is a follow up on this one. I have recently upgraded from Ubuntu 12.04 to 14.04 and xserver broke during the process. I have tried reinstalling from the command line running the ...
0
votes
0answers
14 views

Color depth won't be set to 30 on Nvidia X server settings, Help!

I have just installed Ubuntu 14.04.1 with Nvidia drivers but I believe that colours are not previewed well. So I opened Nvidia X-server setting and it's clear that the issue was related to the ...
0
votes
0answers
55 views

Frozen X server detection

I'm dealing with the famous frozen screen with Ubuntu 14.04. I can fix it by using ssh connection and the command line: sudo service lightdm restart My question is: Can I know when X server is ...
7
votes
4answers
5k views

Why is X11 a security risk in servers?

I remember reading that servers do not have a GUI because X11 is a security risk. Why?
1
vote
1answer
63 views

Nvidia drivers apparently broke Xorg configuration

I installed 15.04 on a new Lenovo Edge 2-1580 with an Nvidia GeForce 940M. It appears I need some help with Xorg. The computer will not display lightdm when booting normally. (gdm does not even ...
0
votes
0answers
23 views

How to reset multi monitor configuration for unity desktop on a specific user?

I am having problems with multi monitor settings in my laptop. It is an Acer Aspire V with an HDMI port. When I connect the port to a display: the screen freezes except for the mouse pointer ...
0
votes
1answer
55 views

Screen Tearing Nvidia GT640m

I want to use my Nvidia card on my computer rather than intel hd4000. However it has a outstanding amount of tearing both vertical and horizontal, even there is god damn triangles appearing in video ...
0
votes
0answers
40 views

GNOME desktop environment not starting

I recently moved from Unity to the Ubuntu MATE desktop environment. I was trying to install the GNOME desktop environment. I followed the following steps: sudo apt-get install gnome-shell sudo ...
0
votes
1answer
39 views

Why is my mouse invisible on ubuntu 14.04?

I'm running a clean installation of 64-bit Ubuntu 14.04 with dual monitors. When I start up the mouse is invisible on the login screen and after logging in. Relogging in does not work. I've googled ...
11
votes
6answers
110k views

How do I kill the x-server?

Every time I try to kill the x-server, sudo service lightdm stop so that I can install the latest Nvidia drivers, I get an error message. stop: Unknown instance: What am I doing wrong?
0
votes
1answer
69 views

run script after xserver started

I have a script which I would love to run after xserver has started. This file is located at /home/karl/.scripts/startup/sensei-raw-startup.sh. How to I invoke this file after xserver has started?
0
votes
2answers
97 views

How to restart X server? [duplicate]

First of all I should say that I have very limited computer knowledge so go easy on me. I have Ubuntu 15.10 installed on my laptop and I was trying to to install the driver for the Nvidia video card ...
6
votes
2answers
1k views

How can I *disable* Ctrl+Alt+Backspace?

Building on a question from 2010 (3 years ago) I'm trying to achieve the exact opposite: I want to disable the Ctrl+Alt+← keyboard shortcut to kill the X server. For me, it appears to be disabled in ...
0
votes
1answer
134 views

Enable remote desktop on azure ubuntu

A few day before I created a virtual ubuntu machine o my MS azure. I have an ssh connection (via PuTTY) to this machine, but I just cannot get the remote desktop working. Well in fact, I'm pretty new ...
0
votes
1answer
24 views

X Server Doesn't Start Until After Decryption Of HDD on Ubuntu 14.04

For some reason X Server isn't starting until I decrypt the drive. I have full disk encryption, and basically enter the decryption key on a black screen & then X Server starts and the graphics ...
1
vote
1answer
82 views

How to kill X server using a key combination? [duplicate]

Is there a way to kill the current X server using a keyboard combination? Is it possible to do so without having sudo permissions?
0
votes
0answers
21 views

Intercept local X Session. Detach from hardware monitor and attach to Virtual

I cannot find any solution for this scenario: start local XServer on tty7 (display :0, hardware Monitor) -- call it "X Session 1" lock this "X Session 1" connect remotely via ssh detach "X Session ...
0
votes
0answers
60 views

XCrySDen istallation error :: `X server has no OpenGL GLX extension`

I am trying to install the XCrySDen crystalline and molecular structure visualization program package on Ubuntu 12.04 on a virtualbox. When I run the software, the following error appears Error in ...
0
votes
1answer
87 views

cannot execute binary file processor and file 32 bit

I am running ubuntu 12.0.4 LTS based OS on my ARM based processor. I am not able to run an executable file. The name of my file is SerialSignals. When, I type, ./SerialSignals I get ...
5
votes
3answers
2k views

Mousewheel of gaming mouse stopped working - how to reset / fix it?

Suddenly the wheel of my G9x stopped working. The other buttons work just fine, I can even use the mousewheel to scroll left and right by pushing the mouse-wheel to one side or the other. I wonder ...
2
votes
4answers
3k views

Ubuntu 14.04 - No Unity in user account, but in guest account

Yesterday I switched back from Linux Mint to Ubuntu 14.04 and after installation I faced the following problem: When I login with my user account Unity isn't loading. I can see no desktop elements - ...
0
votes
0answers
29 views

XDMCP - What to do after Receive accepted and manage sent.

I am trying to implement an X-Server with Java applet and C++ code. My terminal talks to XDMCP and goes through the protocol ending with a receive accepted and a manage sent to XDMCP. I now have a ...
0
votes
0answers
408 views

Ubuntu 15.04 sees 2560x1080 resolution only sometimes ;/

I have a huge problem with my ubuntu 15.04. I have the monitor lg 29UB65-p. When I connect monitor to the launched laptop (i5 1st gen, NVIDIA GT330M, drivers 340.76), the Ubuntu doesn’t see 2560x1080 ...
0
votes
1answer
154 views

xorg.conf is ignored

I created a /etc/X11/xorg.conf using aticonfig --initial which looks like this: Section "ServerLayout" Identifier "aticonfig Layout" Screen 0 "aticonfig-Screen[0]-0" 0 0 ...
1
vote
1answer
295 views

Why does X not start and xinit abort?

For the last four weeks i haven't been able to access my Kubuntu graphic environment. After loging in this page appears for about one second after that the login screen appears again with no sign ...
0
votes
1answer
52 views

Xserver problems

using ubuntu 14.04 and want to configure xserver manually. I stopped lightdm and then executed X -configure It created an xorg.conf.new and i just movd it to /etc/X11/xorg.conf (created a new file, ...
2
votes
0answers
32 views

Ubuntu 12.04 graphical interface is gone

I was trying to set up my build environment for beagleboneblack.I was following standard instructions from this site https://source.android.com/source/initializing.html I was installing ...
1
vote
0answers
15 views

VGA Passtrough > VM Script

I´m using Xubuntu 15.04 and i try to create a script with the following points. Run your system normally Use dGPU via DRI_PRIME=1 Stop X server Unload dGPU driver Pass GPU to VFIO Run X server and ...
0
votes
0answers
96 views

intel-virtual-output -f XIO fatal error

After a fresh installation of ubuntu 15.04 i've updated the packages. And whenever i try to run intel-virtual-output -f it give me :- XIO: fatal IO error 11 (Resource temporarily unavailable) on X ...
2
votes
1answer
199 views

Ubuntu Touch: kill Windows Manager and start xterm in GUI Mode

I installed xterm and I would want it to be the Only GUI application running. so I killed the lighdm using: sudo service lighdm stop. and try to run xterm using: sudo xterm through a SSH ...
18
votes
4answers
130k views

How to reset the Xorg / xserver?

Xserver keeps crashing on my general user account both in Unity 3D and 2D. It doesn't do it on the guest account. That's why I want to reset / rollback everything xserver related, hoping this is ...
1
vote
1answer
166 views

df -h shows 100% but actually free disc space

My hard disc was full, and ubuntu couldn't write anything to the disc anymore. I removed some bigger files. Now there are 37GB free space on the hard disc but df -h shows 100% and I cannot log in to ...
1
vote
0answers
43 views

Sound is gone after booting system in text mode

I started using GRUB_CMDLINE_LINUX_DEFAULT="text" grub argument for my boots, and recently noticed that the sound is missing. I start GUI from terminal using startx command, here's my .xinitrc ...
0
votes
0answers
140 views

Xubuntu 15.04 won't get past login

Yesterday I was turning on my laptop as always but I couldn't get through login screen, desktop won't load. The only thing I can see is TeamViewer remote and nothing but it. I tried everything I ...
0
votes
0answers
19 views

Ubuntu screen not working [duplicate]

My screen was not showing anything after waking up from hibernate. I just followed instructions given in Blank screen after suspend/hibernate on 14.04, and got a suggestion to run sudo apt-get ...
2
votes
0answers
87 views

Trouble setting 4 Monitors with 2 ndivia GPUs

I am having troubles setting up Quad monitors. I had 2 identical GPUs(geforce gtx 750 Ti) and 4 identical monitors. After installing Ubunto 14.04, nvidia driver(NVIDIA-Linux-x86_64-346.72.run) ...
0
votes
0answers
169 views

problem with dual monitor and nvidia

I am using a dell laptop and I sometime connect it to an external monitor. That creates a lot of odd problems. I'm on Uubntu 14.04 with and Nvidia graphicd card (Quadro K1100M) and running the 331.113 ...
0
votes
0answers
48 views

14.04 update on my chromebook wont let me back in

crosh> shell chronos@localhost / $ sudo startunity Entering /usr/local/chroots/precise... X.Org X Server 1.13.0 Release Date: 2012-09-05 X Protocol Version 11, Revision 0 Build Operating System: ...
0
votes
3answers
511 views

Ubuntu 12.04-2 on Apple Xserv early 2008

I have at work several xserv doing nothing, and I want to install Ubuntu. I booted from the CD choose Efi and edited the kernel option to add nomodeset so it boots normally. Then the kernel loaded ...
0
votes
2answers
245 views

Trouble Installing Nvidia Driver

First time user here; Just installed Ubuntu 14.04 and I am currently desperate to install 970 Nvidia Drivers. It gives me an error saying that X server is currently running and needs to be stopped, ...