15
votes
Boot without starting X-server
Accepted answer didn't work for me in "Jessie" version, I ended up using:
sudo systemctl set-default multi-user.target
Reference: Trying to turn off X11 in Jessie
- 263
11
votes
Accepted
How to boot into own python script (GUI) only?
For the past month or so I've been working on basically the exact same thing, so I've researched how to do this a lot and know how to do it with the latest version of Raspbian (PIXEL).
nodm is a ...
- 408
10
votes
How do I prevent the screen from going blank?
To prevent the screen from going blank try adding consoleblank=0 to the end of the first line of /boot/cmdline.txt
Source
- 221
10
votes
Xorg not working after upgrading to buster
I had this problem as well and got around it by manually building and installing the fbturbo module from source after which I had my desktops back
When I tried to to the install the missing package ...
- 101
10
votes
Accepted
Xorg doesn't start after upgrade from Stretch to Buster
After enabling ssh, I could figure out that the xserver did not start.
startx said "no screens found".
So I tried out all the ways to config the pi in headless mode
Editing the config.txt ...
- 249
7
votes
Xorg not working after upgrading to buster
I had the same issue. My root cause was that I forgot to update:
/etc/apt/sources.list.d/raspi.list
from stretch to buster
sudo apt update
reported an additional ~ 200 packages that could be upgraded....
- 71
6
votes
How can I remove the GUI from Raspbian/Debian?
Jessie Raspbian took a different but similar path as other answers here.
# First the jre needs X (boo!) so switch that out to a headless version
sudo apt-get install -y openjdk-7-jre-headless
# Next ...
- 161
5
votes
TFT LCD 3.5 display with inverted axis
Option "TransformationMatrix" "0 -1 1 1 0 0 0 0 1" worked for me too!
after 2 afternoons of work it finally worked out
Im using the 3.5 TFT GPIO verison - ADS7846 Touchscreen
here is my file
pi@...
5
votes
Pi 4 X-Display resolution doesn't match frame buffer
The syntax for HDMI related settings in config.txt on a Raspberry Pi 4B appears to have changed, likely because the Pi4B has two HDMI outputs (numbered 0 and 1 in technical documentation, and somewhat ...
- 111
5
votes
Can I use X11 on the new 64-bit OS instead of Wayland?
Yes. You can select that using the raspi-config tool.
From a terminal window on your RPi, type the following:
sudo raspi-config
Once the ncurses dialog starts, you'll see something like the picture ...
- 22.8k
4
votes
How do I prevent the screen from going blank?
What worked for me was editing ~/.config/lxsession/LXDE-pi/autostart and commenting out the screensaver, all the other xset commands didn't seem to affect it when it is started here:
@lxpanel --...
- 141
4
votes
Is there a GPU accelerated Xorg server?
Eric Anholt has been working on completely overhauling the Raspberry Graphics Stack since July 2014. This means it was done "properly" - everything is opensource and directly in upstream: kernel.org, ...
- 6,244
4
votes
Is there any way to get redshift to work?
The closed source graphics driver doesn't expose gamma ramps, which are what redshift relies on. To get gamma ramps, you'll need to switch to the open source graphics driver.
Using raspi-config (...
- 705
4
votes
X forwarding not working over ssh
In order to forward X display to your machine you need following:
enable X forwarding on sshd on RPi (/etc/ssh/sshd_config: X11Forwarding yes)
configure ssh client on your machine to enable X ...
4
votes
Raspberry Pi ssh X11 Forwarding
Setting $DISPLAY variable to an IP address won't work unless you also run xhost on the X server (which is the Pi, aka "Client Side") to add the remote host to the authorized hosts list. You ...
- 28.2k
3
votes
Accepted
How can I setup the video / graphics on the Raspberry Pi 3?
The options in order of decreasing age and stability :
1) The GPU 3D/Video BLOB which respects gpu_mem
2) The 2D framebuffer drivers fbdev / fbturbo
3) The in-kernel KMS/3D driver started by Eric ...
- 6,244
3
votes
Accepted
TFT LCD 3.5 display with inverted axis
If your issue is the same as mine, the new Jessie kernel / img uses libinput as it's mouse drivers instead of the old evdev, which either ignores 99-calibration.conf or uses a different config file ...
- 146
3
votes
How configure Xorg to disable DPMS completly on linux w/ SATO desktop
First, you need an output from xset -q. If you setup the Pie from ssh, add DISPLAY=:0 to every command that gives you unable to open display message:
DISPLAY=:0 xset -q
Then run
xset -dpms
xset s ...
- 131
3
votes
X11 forwarding with Xming over SSH?
Using Cygwin/X
If you're not tied to Xming, you can instead use Cygwin/X for running an X server in Windows.
Preparing the Raspberry Pi
Try to establish a regular SSH connection from Windows to the ...
- 233
3
votes
Accepted
Installing XFCE4 on raspberry Pi
Xorg often needs root permissions to run properly, so it can be problematic to start it as a non-root user from the console. If you want to run it manually without sudo, you should install xserver-...
- 28.2k
3
votes
Accepted
Pi 7" touchscreen + Chromium in kiosk mode shifted down + right by 10px
This answer on Unix Stack Exchange helped me.
I needed to open ~/.config/chromium/Default/Preferences and add a window_placement key under browser containing:
"window_placement": {
"bottom": 800,...
- 161
3
votes
Touchscreen xinput calibration not working
Options defined in "InputClass" sections of Xorg configuration can be seen (and tested!) at runtime using xinput command. If your config file is valid, you should see something like this:
$ xinput ...
- 28.2k
3
votes
Accepted
Change display manager from SD card
There's a good chance this is just the X server borking and not the whole system failing.
Try holding down Ctrl Alt and then slowly cycling through F1 -> F6. If at some point you see a few lines ...
- 60.1k
2
votes
Accepted
How do I attach two monitors in a dual head configuration?
Well, now the Raspberry Pi 4 model B has come out with two Micro HDMI ports, so I think that gives the best solution to the problem?
If you don't want a Pi 4, it seems that buying two Pis may still ...
- 283
2
votes
How to cleanly remove x11?
This answer shows up high in search for google "remove X11 ubuntu" so I thought it would help to update it for Ubuntu 18.04
sudo apt purge 'x11-*'
sudo apt autoremove
And given I don't like cruft in ...
- 21
2
votes
How to Wake the Raspbery Pi Display Without Disabling The Screensaver
The solution of dhruvvyas90 works:
xset s reset && xset dpms force on
but this shorter version also seems to work fine:
xset dpms force on
- 141
2
votes
TFT LCD 3.5 display with inverted axis
After searching and testing for a while, I found that you need to set the Transformation Matrix in the Calibration section of xorg.conf.d/99-calibration.conf:
Option "TransformationMatrix" "0 1 0 -1 ...
- 145
2
votes
Changing run level causes freeze
This has NOTHING to do with the (alleged) current rating of the power supply.
Not using the GUI will have negligible impact on the current drawn by the Pi.
Jessie DOES NOT use runlevels (except 0, ...
- 61.5k
2
votes
In Jessie light what is needed for a graphical (opencv) application to show?
As far as i know, you can't run OpenCV, nor GTK, in graphical mode from console mode.
GTK needs to be run on X11 or Wayland.
OpenCV can work with other display manager, but no one of them will be ...
- 1,416
2
votes
Accepted
Leaving Iceweasel running remotely
No SSH needed, I ended up using VNC. Quick instructions:
sudo apt-get update
sudo apt-get install realvnc-vnc-server realvnc-vnc-viewer
sudo raspi-config > Interfacing Options > VNC > "Yes"
And ...
- 131
Only top scored, non community-wiki answers of a minimum length are eligible