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3
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0answers
272 views

Switching from one tty to another terminates X server

I would like to login two users to my pc. One user is on TTY6 and the other is on TTY7. I login the second user in tty6 and type startx to start desktop environment. Whenever I switch to the default ...
3
votes
0answers
520 views

USB2VGA device not listed as output device

When I type xrandr the usb2vga device "Magic Control Technology Corp. (USB2VGA dongle)" does not show up. A reboot with the device plugged in doesn't change it. The kernel.log shows that it has been ...
2
votes
0answers
17 views

Can not open Terminal and close XSERVER

I recently installed Ubuntu 14.04 and it worked fine for the first couple of times then I started getting a error system running on low graphics mode and was not even able to login. I looked up on ...
2
votes
0answers
37 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 ...
2
votes
0answers
118 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) ...
2
votes
0answers
623 views

Low graphics mode error on open-source driver

I recently did an update from Software manager, which I was holding back for a month (~250MB), it prompted me for a reboot after all the updates were installed. I rebooted into an error of Low ...
2
votes
0answers
2k views

Start vino vnc server from ssh client

First of all: I googled all day and tried several suggestions on different forums with no luck The problem: I am not able to start a vnc server on a remote machine through ssh Additional information: ...
2
votes
0answers
3k views

Ubuntu 14.04 freezes on splash screen after broken upgrade from 13.10

I'm using VirtualBox to run my ubuntu VM on Mac. I've decided to make a distro upgrade which was apparently a very big mistake... During upgrading my Mac hung up and I had to make hard reset. After ...
2
votes
0answers
57 views

How to dynamically change configuration of a running Xserver?

I'm running Ubuntu 12.04.3 on Intel's HD4000 GPU. While Xserver is running, I would like to: add a new dummy screen to a running xserver (existing session, no DM involved) set resolution of display ...
2
votes
0answers
1k views

How can I create an X server that has a backing store?

So I am completely new to Ubuntu (I am running 12.04 on a Toshiba Satellite). I am trying to remotely access my work computer but I keep getting an error reading: "xevas: requires a X server that ...
2
votes
0answers
1k views

Can I run Ubuntu using wayland?

So, I compiled wayland from official git, saw that it successfully run wenston, now, can I make it run my desktop somehow ?
2
votes
0answers
213 views

Why do I have to reconfigure X-server after every shutdown

Everytime I shutdown my computer running Ubuntu 12.04 and power it back on, Ubuntu does not seem to detect my video card, and I have to run sudo dpkg-reconfigure xserver-xorg Any ideas why this is ...
2
votes
0answers
474 views

How can I avoid the random restart of the xserver?

I'm using a desktop pc with 64bit Ubuntu 12.04 (Kernel 3.2.0-24-generic). Hardware specs are - Intel Core i7 CPU 860 @ 2,80GHz x 8 - Nvidia GeForce GTS 250 - 750 GB Hard Disk ATA WDC WD7501AALS-00E3A0 ...
1
vote
0answers
25 views

How to run GUI program in remote shell via xterm and then close xterm without kill program

I need to launch a program having a GUI, press "start" button on it and then close xterm keeping up the program till the end of his process. How do I do that?
1
vote
0answers
27 views

Strange messages after running `sudo service lightdm stop`

I'm trying to install CUDA and the NVIDIA drivers on my Ubuntu 14.04 laptop. Following these instructions, I entered CTRL+ALT+F1, and then sudo service lightdm stop, in order to disable the X server. ...
1
vote
0answers
71 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 apt-...
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 ...
1
vote
0answers
55 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 file:...
1
vote
0answers
38 views

Having two x-servers although booting with second monitor turned off (and turned on later)

I'm using a GT 730 chip with two monitors - LCD on DVI and TV on HDMI. The LCD is the main monitor and it is used all the time for work and browsing. The TV is used occasionally, for movies, so it is ...
1
vote
0answers
102 views

Unresolved dependenices after trying to reinstall ROS

I tried to re-install ROS because of issues with not finding system paths correctly and now all I can see is a black screen when I turn on the computer. In tty1, when I try sudo apt-get install --...
1
vote
0answers
232 views

UI is not appearing, xserver-xorg-video-intel not installed properlly?

I am new to Ubuntu , yesterday I have install OS , after that I have install some pakages like JAVA, VLC etc . Now I am not getting the UI. but yesterday(after installing OS) I worked with the help of ...
1
vote
0answers
384 views

Additional drivers not showing current Nvidia driver

I am currently using Nvidia proprietary driver 340.46, which shows corrrectly in Nvidia XServer settings, but not in the Additional Drivers application. Does anyone know why this might be? To ...
1
vote
0answers
54 views

Sound over multiple xservers

I'm currently using multiple X-Server displays. Is it possible to share the sound which all the programs generate (through pulseaudio) over all displays? So for example I have a music program on ...
1
vote
0answers
132 views

Can't boot Ubuntu 12.04 in graphics mode or safe graphics mode

I can boot into ubuntu only in tty screen non-graphics mode only. My machince is with intel onboard DG33 graphics. I have already run these commands without any error. sudo apt-get remove xserver-...
1
vote
0answers
25 views

Xserver shows just the icons on the second screen

i would like to have two different Xserver sessions, because i want to use the same machine from two differet computer by VNC. I mean we are two different person that need to work in the same server, ...
1
vote
0answers
334 views

Xubuntu 14.04 Ignoring Screen Layout Changes

I have two screens of different sizes on an old nvidia card. When I login the smaller (left-side) screen aligns to the top of the larger screen. I want to align it to the bottom but changing the ...
1
vote
0answers
267 views

LightDM will not start & xserver problems Ubuntu 12.04

I've been having an issue with resume after suspend for the past week and a half or so. After waking up the lock screen would be displayed, but I would not be able to type in my password. My ...
1
vote
0answers
214 views

How to do off-screen render with OpenGL in Ubuntu with XServer?

I have an application that uses OpenGL 4.2 to do off-screen render [the result goes to a video in my case]. I need to run it on Ubuntu 13.10 Server. I don't need (and don't want) to have the actual ...
1
vote
0answers
2k views

Ubuntu Will Not Boot: “Fatal server error: no screens found”

I've been getting an annoying problem after restarting my laptop, Ubuntu fails to boot. It will hit the purple loading screen with the Ubuntu logo and dots but goes black after this. So far I know ...
1
vote
0answers
893 views

fatal error when launching startx: server is already active

I'm running Ubuntu 12.04. Earlier today I launched startx and got a blank wallpaper-like screen with nothing on there. I thought maybe it was taking time to load but it would just remain stuck there. ...
1
vote
0answers
130 views

How to switch desktop layout from tty before startx?

I would like to login with the same user in another tty, but each tty should have different desktop environment like KDE and LXDE. How can I use tty to start X server by providing the desktop type?
1
vote
0answers
232 views

Close Lightdm in Ubuntu 12.04

Should I install the official NVIDIA drivers for my NVIDIA 8200? When I start the installation, it asks me to close the xserver. Only way to close it is to run the command : sudo service lightdm ...
1
vote
0answers
2k views

Ubuntu 12.04 - Nvidia Geforce 210 Driver install - “Error” xserver running

i've been trying to update my Nvidia driver, but I keep getting errors. As im quite new to ubuntu. The following is the install log: Using: nvidia-installer ncurses user interface -> The file '/...
1
vote
0answers
429 views

Ubuntu starts in tty1 only - no screens detected - cant' startx

I just rebooted my laptop and I can't start the gui. I logged in in text mode and startx says no screens detected. I have tried to purge and install the nvidia driver, I have tried to reinstall ...
0
votes
0answers
52 views

Ubuntu freezes at login screen after resume

My only workaround so far is pressing alt+ctrl+backspace and everything looks fine again. Here is the output of .xsession-errors: Script for ibus started at run_im. init: at-spi2-registryd ...
0
votes
0answers
57 views

How to completely kill all X-server processes? (As pertains to an NVIDIA CUDA installation)

Specs: Ubuntu 15.10; CUDA version 6.* (6 point something) is already built into my NVIDIA proprietary driver; I am trying to upgrade to version 7.5--compatible with Ubuntu 15.04 (but it works on my ...
0
votes
0answers
24 views

Intel Graphics stop working properly after installing Xen

I've installed Xen 4.5 on Ubuntu 15.10 running on kernel 3.16.0-30 and it has caused the tty to be stuck at a lower resolution and no screen is available to xserver. It is fine as soon as Xen is ...
0
votes
0answers
18 views

14.04 hung at booting, even recovery boot is failing!

I have a trouble with ubuntu server machine which has NVIDIA640 card. Since this system is connected to NIS we wouldn't turn off the machine at all. But unfortunately this system hung and went blank :'...
0
votes
0answers
18 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 ...
0
votes
0answers
31 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 bind9-...
0
votes
0answers
22 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 ...
0
votes
0answers
37 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
0answers
73 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
91 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 ...
0
votes
0answers
47 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
0answers
32 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 1"...
0
votes
0answers
97 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
0answers
22 views

Ubuntu xorg.conf for AZZA mouse?

I have an AZZA mouse (link) that came with my CyberPowerPC. (Never purchase an AZZA mouse.) I'm having issues just like those described in this question. Specifically: Not too long after logging ...
0
votes
0answers
33 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
627 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 ...