Xorg is a full featured X server that was originally designed for UNIX and UNIX-like operating systems running on Intel x86 hardware. It now runs on a wider range of hardware and OS platforms.

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441 views

FC16: can't log in via LightDM or GDM (but 'startx' works fine)

I'm running Fedora Core 16 (with all patches applied as of 11 Feb 2013, AFAICT) on a dual-monitor Lenovo workstation, and can't seem to access my desktop via a graphical login manager. My system ...
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1answer
9 views

hdmi not showing up in xrandr

Everything used to work until recently. Now, whenever I connect my HDMI monitor to my laptop nothing happens. Running xrandr doesn't show the HDMI output. Can anyone help out? I've been trying to fix ...
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1answer
54 views

No screens found error when starting fresh install of chroot debian wheezy with xfce gui

I am not an experienced linux user, but have bought a chromebook and am now installing crouton. I ran into a problem for which I couldnt find a solution using google or SE. This SE seemed to have the ...
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0answers
5 views

Problem with the output to the external Monitor

First I need to mention that the issue is appearing in the Trisquel belenos OS, which is very similar to Ubuntu, so I hope that someone could try to give some hints that would work in Ubuntu and ...
3
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1answer
188 views

What are the default openSUSE 13.1 user groups?

I just installed openSUSE 13.1, and I can't even start X on boot. I have to switch to another tty and type startx (after I set suid for xorg). On top of this, I can barely do anything without root ...
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0answers
11 views

How to turn off scroll lock LED, indicating keyboard layout, when the PC is turned off

I edited the file /etc/X11/xorg.conf.d/90-keyboard-layout.conf: Section "InputClass" Identifier "keyboard-all" MatchIsKeyboard "on" MatchDevicePath "/dev/input/event*" Driver "evdev" ...
3
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1answer
678 views

Fedora 17 Xorg fails to start on boot

My Fedora 17 installation is no longer booting into X : it finished loading the boot screen, then the cursor turns into an "X", flashes a quickly a few times then the just stalls. To get X to load, I ...
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2answers
71 views

Unable to start X Server with no screens, no xorg.config to edit

I am trying to start the X server (I have all the packages installed). The problem I am having is that the server is offsite, has no screen and never has had a screen connected to it and as a result ...
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0answers
13 views

Installing mesa with GLX TLS enabled not working

I'm trying to install Mesa3D for xorg in order to get video drivers working properly. I get errors such as .libs/es1api_libGLESv1_CM_la-entry.o: In function `x86_64_entry_start':entry.c:(.text+0x3): ...
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2answers
711 views

i3-wm not resizing screen resolution on login

I'm using Parallels for the Mac, but this may be relevant to other VMs too. Using Ubuntu 14.04, when I login using Unity it resizes the screen and uses all available screens (2 in my case), perfect. ...
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1answer
27 views

Why do some apps leave KeyRelease events to be consumed by next focused app/window

I'm trying to wrap dmenu within some script to feed it input and act on it, however when pressing the Return key to select some dmenu input, a KeyRelease event gets sent to whatever window is focused ...
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55 views
+100

emulate key-combination with xdotool

I am using Xephyr as a nested X server. When I am in Xephyr window and pres the key combination Control_L+Alt_L+Shift_L, Xephyr grabs my input (mouse, keyboard). This grab can be released with ...
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2answers
424 views

Display problem - Random grid appears on screen

I have recently started using Arch with nvidia driver (I had a lot of problems getting nouveau to even work so I decided to try nvidia) and I started experiencing rather odd problems. Every now and ...
2
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1answer
1k views

Debian stable dual monitor problem

I installed Debian wheezy with XFCE 4.8 on my new laptop, updated the kernel to 3.13 from backports. When I connect the laptop to my monitor, I can see only a part of the screen on the monitor with a ...
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0answers
18 views

Xrandr debian black screen when changing resolution

Impossible to change the resolution on wheezy to 1920x1080 I'm stuck and I'd down a bit as 1360x768. At the beginning in nvidia-settings i only had the choice to 1920x1080, after adding: Option ...
1
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1answer
716 views

Certain fonts missing from xlsfonts in Centos 6.4

I have a certain software on CentOS 6.4 that gave the following error: X Error of failed request: BadName (named color or font does not exist) Major opcode of failed request: 45 (X_OpenFont) ...
6
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2answers
211 views

how to bind AltGr to <Ctrl> + <Alt>

I am trying to create a linux equivalent of Ergonomic Telugu Keyboard layout called Sarala (Hard la). I have been able to map all the keys so far. The layout uses the following key combinations for ...
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0answers
7 views

How to set VertRefresh without restarting X?

Suppose a second monitor is attached to a running system, and the video driver has some trouble getting this monitor's EDID to get its limits of operation. The monitor has a native resolution of ...
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0answers
28 views

Windows don't show up in second monitor Debian ATI proprietary drivers

I've installed Debian 7.8 on my computer, then installed and attempted to configure the drivers. Everything went fine except for the fact that no windows show up on my second monitor at all. I enabled ...
3
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1answer
740 views

Debian Sid, AMD RS880 [Radeon HD 4250], black screen on boot

My computer booted under Debian Wheezy (3.2 kernel) with no graphics problems whatsoever. After updating to sid (3.10 kernel), the screen goes black (that is, the display flashes a bit and then goes ...
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0answers
51 views

Turn off mirror display on startup on Elementary OS

I'm running Elementary OS Freya Beta 2 with dual displays. I added some xrandr commands to run at startup so the monitor I want is the primary monitor and that the dock starts on the right monitor. ...
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11answers
3k views

Screen corruption after hibernate — Is there another way to refresh the X11 display?

When I restore from hibernate the screen is often corrupted. I suspect the graphics memory is not being saved. Suspend-to-ram works fine otherwise. It also looks like the font-cache is corrupted, as ...
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5answers
2k views

Invert colours on Dual-Screen / Dual-Monitor setup?

In order to invert colours on monitor, I invoke: xcalib -invert -alter The problem is, that on Dual-Monitor setup it inverts colors only on first screen. I can not use Compitz gadgets for color ...
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2answers
54 views

Run GUI Java jar on system boot Lubuntu

I have a PC which runs Lubuntu 14.10 without a monitor. The user is autologged in. I have created a Sysvinit script and installed it on /etc/init.d. My script amongst other things, starts a jar file ...
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1answer
529 views

Why is mouse freezing in FreeBSD 9.1 Gnome or Fluxbox?

I'm new to FreeBSD 9.1 and I wanted to install a desktop GUI environment. I first tried Gnome 2 since I am familiar with it. I appended the following lines to the /etc/rc.conf file: hald_enable="YES" ...
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1answer
12 views

Is (wayland's) libinput something new, i.e., not related to X.Org server?

Having read http://www.freedesktop.org/wiki/Software/libinput/ which states libinput is a library to handle input devices in Wayland compositors and to provide a generic X.Org input driver. It ...
2
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1answer
845 views

how to configure xorg.conf for extended desktop?

I would like to setup the dual monitor settings where I can use two monitors as a single Desktop with single panel, single launcher and when some programs are maximized then it should span both the ...
2
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1answer
580 views

xorg.conf XkbOption ignored for terminate:ctrl_alt_bksp to restart X

I want Ctrl+Alt+Bksp to restart X, so I created an xorg.conf rule: /usr/share/X11/xorg.conf.d/53-zap.conf: Section "ServerFlags" Option "DontZap" "false" EndSection Section "InputClass" ...
0
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1answer
118 views

gnome-classic as default session for all users?

How to set gnome-classic as default session for all users in gdm3 (system-wide setting)? I'm using Debian Jessie with GNOME 3.12. I've tried creating fake gnome.session in ...
4
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2answers
741 views

dual-monitor bugs during resolution setting

My OS is Slackware 13.37 64-bit. I have two monitors. Primary one supports 1920x1200 and the secondary one 1280x1024. I use this line to enable dual monitors in "non-clone" mode: xrandr --output ...
4
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2answers
5k views

How to start a second X session?

I tried to do it with the command startx 1. It seemed to flicker to a different screen momentarily, but then exited. Got the following error: /usr/bin/xterm: No absolute path found for shell: :1 ...
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0answers
15 views

Parsing X server authorization file [migrated]

Is there any API's or documentation to facilitate in parsing the authorization file for X server? I am using xcb to connect to a display. It accepts a xcb_auth_info_t struct for authorization info. ...
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2answers
194 views

What is freezing my desktop every second (like clockwork)?

Recently, after using my desktop machine for a day or so, the oddest thing will start happening: Every second, the desktop will briefly freeze, then continue, like a heartbeat. The interval is one ...
2
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0answers
20 views

Making a touchpad without buttons like a normal touchpad with buttons

Assume a synaptics compatible mousepad that has no physical buttons, but where the whole surface is physically clickable (not a tap, but physically clickable). A particular touchpad with these ...
1
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1answer
528 views

Startx results in a black screen

I recently wanted to solve a problem with using a second monitor from my laptop that is running debian (jessie) but because I lack knowledge things didn't go as planned. Now I am getting booted into ...
0
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1answer
119 views

Type some text with xdotool independently of the keyboard layout

The command xdotool type "hello" can be used to type the word hello. But only if the keyboard layout is not English, otherwise it will type something else. How can I solve this problem so that ...
1
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1answer
31 views

GNOME prevents high resolution VGA without EDID info over VGA

I recently bought a KVM switch, consisting of a VGA switcher and switchable USB hub. This switch however, does not pass EDID info from the connected display to either of the two connected computers. I ...
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0answers
56 views

Intel HD 4400 external display with linux

I'm having a Thinpad T440s with Intel HD 4400 graphics chip. The internal display works great. While an external monitor connected via Mini Displayport stays black. XRandR recognizes multiple outputs ...
0
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1answer
28 views

Left click not working on Ubuntu 12.04 LTS

My mouse left click stop working after few mouse clicks. I have used certain commands in terminal to get it working but that doesn't work. Those commands are: sudo apt-get install ...
2
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1answer
39 views

how to start into the x window server from linux mint ? [closed]

what do i have to do in the terminal in order to switch all the frontends of the xserver off, just to have the x window system running without any window manager or desktop environment?
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0answers
36 views

Get X's configuration

I have done some tests with 2 NVIDIA cards (not in SLI) and 4 monitors, with nouveau drivers. Debian 8 testing and Arch are not able to use the 4 monitors at the same time, but somehow Fedora 21 is ...
3
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3answers
2k views

How does GDM authenticate to the X Server?

Given that you usually have to authenticate to the X Server by way of a "magic cookie" stored in the .xauthority file in the user's home directory: How does GDM (like most login processes, running as ...
4
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0answers
37 views

Multiseat with one card and two Xorg instance

Is it possible to set up a multiseat environment with one graphic card and two Xorg instances? That is, one machine with a monitor/keyboard/mouse for the first Xorg instance and a second ...
1
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0answers
43 views

xrandr: add a new mode

I would like to add a new mode with xrandr, but I have a problem, xrandr don't want ! ~$ gtf 1280 1024 60 # 1280x1024 @ 60.00 Hz (GTF) hsync: 63.60 kHz; pclk: 108.88 MHz Modeline ...
1
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1answer
39 views

Setting DPI and monitors permanently

I'm running elementary OS Freya (based on Ubuntu 14.04) on a MacBook Pro 13.3" 2013 Retina and I'm having weird DPI problems: Some applications (eg Google Chrome) have no awareness of DPI settings ...
1
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1answer
928 views

CentOS: Avoid that ALT-F4 switches to console

At least every Linux system that I worked with used the convention to switch to the non-graphical consoles by Ctrl-Alt-F1, Ctrl-Alt-F2 and so on. Recently, I installed CentOS 6.3 on a machine. The ...
4
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0answers
311 views

Screen flickers in Fedora 17

Screen flickers every 10 seconds. (I timed with a stopwatch, screen flickers every 10 seconds, 6 times a minute exactly.) I've used Windows and I'm trying to use Linux. I don't know much about Linux. ...
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0answers
13 views

What happens in the operating systems when I connect monitor to a VGA port?

I would like to study the behaviour of the Linux operating system when I connect monitor to a VGA port. What exactly happens inside the OS and the Window Manager, which parts of it are responsible for ...
3
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0answers
75 views

How to setup x11 touchscreen in linux desktop?

I am using opensuse desktop with two screens, top and bottom. Only the bottom screen is touchscreen, which is USB touchscreen. Both monitors are used as a single screen. I tried to configure the touch ...
0
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0answers
71 views

When running some X prog. remotely with ssh -X, it says “libGL error: failed to load driver: r600”

OS: CentOS Linux release 7.0.1406 (Core) Kernel: 3.10.0-123.8.1.el7.x86_64 When I run xcrysden (http://www.xcrysden.org/) remotely through ssh -X, it crashes with error: "libGL error: failed to load ...