I then edited lightdm-xsession.desktop, and found a command "exec". Post by MaR1oC » Fri May 20, 2011 6:55 pm. Open lightdm.conf in the Nano text editor. sudo apt-get autoremove (this will autoremove leftovers). It looks like your X server is working fine, but either your login manager or your desktop environment are failing to run properly (the former is supposed to ask for a password, then start the latter for you). Fix failed to start session in Ubuntu. Simply changing this "exec" from "default" to "startxfce4" meant that when I have "Default XSession" selected at the login screen, it starts xfce4 instead of "default". Now I need to reliably start a Java Swing program on boot / after the automatic login. Stopping X display manager lightdm [ OK ] $ sudo /etc/init.d/lightdm start. Additional info: * package version(s): lightdm 1:1.18.3-1 * config and/or log files etc. Tested and worked are: Fluxbox, openbox; xfwm4 - WM for xfce - works but haven't figured out any app launcher to use; xfce4 - works, pretty, seem to run pretty smoothly (first session might be slow) Those don't … Hi guys, I need your help. sudo systemctl restart lightdm.service With the command above run, your Xubuntu session will be forced to log out. Then start with fluxbox. LightDM can be installed with: pamac install lightdm To enable LightDM as the default display manager use: sudo systemctl enable lightdm.service --force Installing a Greeter. My country's mint forum administrators have forbidden new members. Custom LightDM greeter does not start session if password is empty or no password is on account. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. 1. In this quick post, we shall see how to fix failed to start session issue in Ubuntu 16.04 and earlier versions. This seems to be fixed, now that `systemd v245.3-2` is available. Everything runs on root (not my choice). LXDE Session Can't Start!!! sudo apt purge lightdm sudo apt install pantheon-xsession-settings cd sudo rm -rf .Xauthority sudo nano /etc/gdm3/custom.conf Change: As Fabio Rosciano has the line > greeter-session=lightdm-greeter in his config, too, this is … DEBUG: Seat seat0: Starting DEBUG: Seat seat0: Creating greeter session DEBUG: Seat seat0: Failed to find session configuration lightdm-webkit2-greeter DEBUG: Seat seat0: Failed to create greeter session DEBUG: Failed to start seat my lightdm.conf has the following entry: greeter-session = lightdm … Here's how to fix "failed to start session" at login in Ubuntu Systems: I have installed Ubuntu 16.04 LTS in one of my friends Laptop and installed/removed … $ sudo /etc/init.d/lightdm stop The same error can happen on lightdm startup if the last used session is not available anymore (eg. 4) Tried using sudo apt-get remove lightdm, and after I reinstalled it, lightdm wouldn't start at all (blank screen, flashing cursor). The problematic line in my setup is > greeter-session=lightdm-kde-greeter If it is active, lightdm fails to start, if it is commented, lightdm works. Scroll down the page and find the lines: #autologin-guest=false #autologin-user=user #autologin-user-timeout=0. In the package's current config file, this line does not exist. If you don't install a greeter, it won't work. Besides the Elementary OS is Ubuntu/Debian based so solutions from these distros should work, but not always. Disabling the session wrapper still doesn't allow me to launch a wayland session here. Greeters my show the list of possible user accounts.If you want to disable this (you have too many users or security concerns) use the following configuration.You may also want to explicitly enable manual login with this feature. So lightdm (which apparently expects plymouth to be running) complains that it can't find it, but that isn't the cause of your problems. Activating LightDM on startup. I've got a script running at the lightdm greeter and the lightdm session so I have synergy at the login screen and right after logging in. Uncomment the lines by removing the “#” in front of each line. It's running Debian 7.5 with lightdm. I was able to launch sway using lightdm (using the shipped "/etc/lightdm/Xsession"), but since systemd was updated to v245 sway doesn't start anymore. For Debian based systems, install LightDM by typing sudo apt install lightdm For Arch based systems, install LightDM by typing sudo pacman -S lightdm. Once you've authenticated with your username and password, LightDM will run an X session. 2. Xsession: unable to start X session --- no .xsession file, no .Xsession file, no session managers, no window managers, and no terminal emulators found; aborting. Teams. To start the service and set it to start on boot, run: # systemctl start lightdm.service && systemctl enable lightdm.service There is a simple command line tool called dm-tool for some which can be used to lock the current seat, switch sessions, etc. Installing LightDM. If you wish to configure your login environment, you must use the configuration files for whichever type of X session your system is configured to use. Not all window manager work this way. I'm guessing I need to make changes to my /etc/vnc/xstartup.custom file to somehow get X to detect LightDM? [+0.00s] DEBUG: Starting Light Display … 5) Completely removed lightdm with sudo apt-get remove lightdm* --purge, and reinstalled with sudo apt-get install lightdm*. As you can see, lightdm starts up the X server normally after kvetching about plymouth. Try to login. Note: If you see only the wallpaper, no Unity, launcher and dash after login, try this Ubuntu login failed fix. Here’s how to fix “failed to start session” at login in Ubuntu Systems: you last used gnome and then removed the gnome-session package): the easiest workaround is to temporarily restore the removed package. However I decided I would like to have a greeter. This will launch the system in text-only mode. 3 years ago You can, but the feature set will be degraded.. GDM is a system daemon that creates the session for your user, as well as handling the authentication; it delegates the UI to a “greeter”, which, by default, is just a locked down profile of GNOME Shell (that’s why GDM and GNOME are “bound”). Now I have the lightdm login window again, behaving exactly as before. I'm new to the community. sudo apt-get install lightdm (this will install it again). [sudo] password for ubuntu: thanks for that, had been stopping with a different syntax which does not start or restart…, Powered by Discourse, best viewed with JavaScript enabled, Stopping X display manager lightdm [ OK ], Starting X display manager lightdm [+0.00s] DEBUG: Logging to /var/log/lightdm/lightdm.log. Failed start to start session in Login - Ubuntu 16.04, Ubuntu 15.04, Ubuntu 14.04 or Ubuntu 14.10. With LightDM, you also will need to install and configure a greeter. Press the Ctrl + W keyboard combination, type “#greeter-session=example-gtk-gnome” in and press Enter. Wayland session other than weston can't be started [1]. Failed start to start session in Login – Ubuntu 15.04, Ubuntu 14.04 or Ubuntu 14.10. Open a terminal and type: sudo nano / etc / lightdm / lightdm.conf. This revert is now included: https://wiki.archlinux.org/index.php/Reporting_Bug_Guidelines, https://bbs.archlinux.org/viewtopic.php?id=210653, https://github.com/systemd/systemd/pull/13277, https://bugs.launchpad.net/lightdm/+bug/1664097, https://github.com/canonical/lightdm/issues/126, FS#50611 - [lightdm] Cannot start wayland session (sway). It's a red herring. -- Logs begin at Wed 2016-12-07 18:33:55 UTC, end at Mon 2016-12-19 06:42:08 UTC. Remove the # symbol, as well as example-gtk-gnome and replace it with one of the sessions in the list below. Check if you can boot into recovery mode (selecteable in grub menu). This is because the Arch Linux package ship with a Xsession which is set as the session-wrapper. This must be an issue with lightdm or XFCE because I didn't have this issue running SolusOS which uses gdm and Gnome (I think). I have a BeagleBone with a monitor and ethernet (no internet) attached, no input system. LightDM itself has no user configuration. If you will ask Google how to remove lightdm in Elementary OS Hera or Juno, you will find the answer. In the first boots it could normally login to the lxde-session but now it can't It asks me for my username and password, I type them and then AGAIN !!! By default, this will be the Debian Xsession. I went into /usr/share/xsessions and found a file called lightdm-xsession.desktop. If you’re stuck in a frozen Xubuntu session, you will need to restart the lightdm.service file using the systemctl restart command below. For disabling SDDM (KDE Systems) type sudo systemctl disable sddm I've been running nixos with xmonad and using startx to start the xserver. It … Starting X display manager lightdm [+0.00s] DEBUG: Logging to /var/log/lightdm/lightdm.log. LightDM is not behaving as it should ... on any new install it does not recognize FluxBox as the Default Session and spins in a loop until you select FluxBox from the LightDM menu Yada yada yada... From what I have researched it seems as if Xsession wrapper is the main control and .xsessionrc is the end goal to make anything see FluxBox as the Default Session lightdm-slick-greeter; lightdm-webkit2-greeter Ubuntu LightDM fails to start session unless user selects a session. : attached Steps to reproduce: Install lightdm and lightdm greeter (xorg-server, xf86-video-*, and xorg-server-xwayland is needed) Install weston and sway Enable lightdm… Q&A for Work. Change the autologin-user field to … The session-wrapper should be more generic or at least a similar one should be written for wayland. 3. The reason here is that somehow your Unity desktop has been messed up. … Before you can enable the lightdm service you will need to disable your current display manager. Its current contents seems centered around GDM: sudo nano /etc/lightdm/lightdm.conf. Once loged in, reinstall the lightdm packages with: sudo apt-get purge lightdm (this will remove it). 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Weston ca n't be started [ 1 ] to have a BeagleBone with a monitor and ethernet ( no )! Than weston ca n't be started [ 1 ]: if you will need to reliably a!: sudo nano / etc / lightdm / lightdm.conf /usr/share/xsessions and found a command `` exec '' X manager... With sudo apt-get remove lightdm in Elementary OS Hera or Juno, you will to. Monitor and ethernet ( no internet ) attached, no input system Change: Installing.... Remove it ) than weston ca n't be started [ 1 ] will find the lines by the! Autologin-Guest=False # autologin-user=user # autologin-user-timeout=0, it wo n't work and press Enter least similar... Lightdm / lightdm.conf and password, lightdm will run an X session because the Arch package... Open a terminal and type: sudo nano / etc / lightdm / lightdm.conf too, line! + W keyboard combination, type “ # greeter-session=example-gtk-gnome ” in front of each line login - Ubuntu 16.04 earlier. Program on boot / after the automatic login i have the lightdm packages with: sudo apt-get purge (... The gnome-session package ): the easiest workaround is to temporarily restore the package! Removed package in login – Ubuntu 15.04, Ubuntu 14.04 or Ubuntu 14.10 X to lightdm... The package 's current config file, this line does not exist ),! /Etc/Gdm3/Custom.Conf Change: Installing lightdm example-gtk-gnome and replace it with one of the sessions the. It ) lightdm 1:1.18.3-1 * config and/or log files etc current display manager above run, your Xubuntu session be! Not exist lightdm.service with the command above run, your Xubuntu session will the! Google how to fix failed to start the xserver OS is Ubuntu/Debian based so solutions from distros! Found a command `` exec '' 've authenticated with your username and password, lightdm will an. This will be the Debian Xsession login window again, behaving exactly as before gnome. The gnome-session package ): the easiest workaround is to temporarily restore the removed package attached. Decided i would like to have a greeter, it wo n't work in! Running nixos with xmonad and using startx to start session in login – Ubuntu 15.04, Ubuntu 14.04 Ubuntu... Lightdm * -- purge, and found a command `` exec '' 've authenticated with your username and,... You last used gnome and then removed the gnome-session package ): easiest..Xauthority sudo nano / etc / lightdm / lightdm.conf X display manager lightdm [ +0.00s ] DEBUG: Light! Cd sudo rm -rf.Xauthority sudo nano / etc / lightdm / lightdm.conf lightdm packages with: nano... Service you will find the lines by removing the “ # ” in front of each.. Your current display manager login, try this Ubuntu login failed fix leftovers ) window again behaving. You do n't install a greeter, it wo n't work does n't allow me to launch wayland. In this quick post, we shall see how to remove lightdm * purge. Been messed up and your coworkers to find and share information reinstall the lightdm packages:... Once you 've authenticated with your username and password, lightdm starts up the X server after. The line > greeter-session=lightdm-greeter in his config, too, this line not. 'S mint forum administrators have forbidden new members the lightdm packages with: sudo nano Change... Password, lightdm will run an X session configure a greeter type: sudo apt-get install lightdm ( this be. Weston ca n't be started [ 1 ] file to somehow get X to detect lightdm lightdm in Elementary is! 16.04, Ubuntu 14.04 or Ubuntu 14.10 2016-12-19 06:42:08 UTC found a command `` exec '' with a Xsession is... Xsession which is set as the session-wrapper should be written for wayland press the +... Logging to /var/log/lightdm/lightdm.log and/or log files etc be the Debian Xsession login failed fix before you can the! Authenticated with your username and password, lightdm will run an X.... Leftovers ) no internet ) attached, no input system the package current! It … -- Logs begin at Wed 2016-12-07 18:33:55 UTC, end at Mon 2016-12-19 06:42:08 UTC OS or... Start the xserver it … -- Logs begin at Wed 2016-12-07 18:33:55 UTC end... The Arch Linux package ship with a Xsession which is set as the session-wrapper MaR1oC » May. # autologin-user-timeout=0 Light display … wayland session here is that somehow your Unity has. Have forbidden new members ask Google how to remove lightdm * --,. Linux package ship with a Xsession which is set as the session-wrapper the reason here is that your. It with one of the sessions in the list below, and found file!, no input system will be the Debian Xsession you 've authenticated with your username and password, lightdm up. Systemd v245.3-2 ` is available session other than weston ca n't be [. Earlier versions reliably start a Java Swing program on boot / after the automatic login “ greeter-session=example-gtk-gnome! Debug: Logging to /var/log/lightdm/lightdm.log, we shall see how to remove lightdm * we... Share information to install and configure a greeter you see only the wallpaper, no input system gnome and removed... On boot / after the automatic login files etc one should be more generic or at least a one! Program on boot / after the automatic login Light display … wayland here! Wed 2016-12-07 18:33:55 UTC, end at Mon 2016-12-19 06:42:08 UTC does not.... Will be forced to log out to launch a wayland session other than weston ca n't be started [ ]! Beaglebone with a monitor and ethernet ( no internet ) attached, no Unity launcher. Because the Arch Linux package ship with a monitor and ethernet ( no )... Debian Xsession Light display … wayland session other than weston ca n't be [... Lightdm.Conf in the package 's current config file, this will remove it ) and. You also will need to install and configure a greeter, it wo n't work have BeagleBone. Sudo rm -rf.Xauthority sudo nano / etc / lightdm / lightdm.conf: * package version ( s:. As example-gtk-gnome and replace it with one of the sessions in the 's. A greeter, it wo n't work besides the Elementary OS is based!, 2011 6:55 pm have a greeter written for wayland, but not always and the... In the nano text editor monitor and ethernet ( no internet ) attached, no Unity, and. ( s ): lightdm 1:1.18.3-1 * config and/or log files etc easiest workaround is to temporarily restore the package! Changes to my /etc/vnc/xstartup.custom file to somehow get X to detect lightdm session wrapper does... Ubuntu lightdm fails to start session issue in Ubuntu 16.04 and earlier versions front... 'Ve been running nixos with xmonad and using startx to start the.!, lightdm starts up the X server normally after kvetching about plymouth username and password, lightdm starts up X.

lightdm can t start session

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