I have a laptop (2016) running Fedora 31 on KDE and don’t have this issue. Both of them work very well and are the default graphics display managers of some of the most popular Linux distributions. There are two solutions to this problem. Copy link Quote reply zjeffer commented Jul 28, 2018 • edited I enabled Nvidia KMS DRM with … Try removing ~/.Xauthority. By using our Services or clicking I agree, you agree to our use of cookies. I had a similar issue on Arch. After logging in to the X session via sddm, it is a good idea to verify that ConsoleKit is working as intended. Have you tried downgrading just SDDM to a version that you know worked? root # rc-update add xdm default. 2. For various reasons, I reinstalled Arch - zapped my drive and completely started from scratch - however, when I reinstalled the Plasma group and enabled SDDM it now hangs on boot. It worked before and works if I just 'start' SDDM.service but hangs when I enable SDDM.service. Fixing Ubuntu Hangs on Restart and Shutdown. Logging in on the console and calling startx works just fine (with exec startkde in .xinitrc). The issue occurred after I installed kubuntu 16.04 on an Intel i7-7700k with Intel 630 HD graphics and then updated to the latest packages. The only thing I can do - press "reset". To start SDDM now: root # /etc/init.d/xdm start. On manjaro you can install sddm-classic to get around the bug. Florian Hubold 2015-12-13 16:11:00 CET CC: (none) => doktor5000. I enabled SDDM and everything worked great. I am not running VirtualBox, and I am installing alongside Ubuntu, if that helps. Fabricio_Todeschini (Fabricio Todeschini) ... After upgrade no X showed, so i remove “quiet” from grub and the boot process hangs after “Reached target Graphical Interface”, then i login on tty2 and reboot sddm. I then do pacman -Syuu and the update seems to go fine. WinSur-dark Sddm Theme SDDM Login Themes. I can still move the cursor, but can no longer interact with any user portraits/fields etc. A low entropy pool can cause long SDDM load time - see upstream bug report. journalctl_-b_grep_-i_sddm.txt (3.8 KiB) ... Well, not any more; because the latest fingerprint-gui causes sddn and the KDE lock screen to hang rather than just ignoring fingerprint readers. From there, you should be able to check log files, eg: It sounds like it might be an issue with a display driver, but I'm not sure. We need to understand that this issue is not caused by bpfilter or has anyth… If property is set to none, numlock won't be changed. I was able to login using the workaround of using Ctrl+Alt+F1 to get to a text console and then Ctrl+Alt+F7 to get back to X and the logged in session. Ask Question Asked 6 years, 7 months ago. Attachment 32337. During update there was kernel update from 4.9.95 to 4.14.65. 1 day ago. By. Stack trace of thread 243: #0 0x00007f94cd6ec04f raise (libc.so.6) #1 0x00007f94cd6ed47a abort (libc.so.6) #2 0x00007f94ce0894f1 _ZNK14QMessageLogger5fatalEPKcz (libQt5Core.so.5) #3 0x000000000043cd8f _ZN4SDDM7Display5startEv (sddm… New comments cannot be posted and votes cannot be cast. 9 comments Comments. Make user's account (say "john") admin privileged via visudo. Looking at kwin debug output from qdbus, prior my desktop would start normally using normal GL and GLX drivers, but now reviewing after the crash, it seems when I start SDDM and launch to a desktop where it hangs, it’s starting it EGL mode with GL ES 2.0 drivers instead of the normal linux GL drivers, and hangs accordingly. If I chroot into my system, disable the service, and then systemctl start SDDM.service everything works. EDIT: cannot start from console unless using startplasmacompositor on .xinitrc. I had to add i915 myself. If I enter "startx" as root or the normal user in the console, then KDE starts successfully. I'm a n00b. Sun Oct 04, 2015 11:14 am Try this: System Settings -> Startup and Shutdown. grimm 16 January 2020 19:37 #1. Pastebin is a website where you can store text online for a set period of time. SDDM starts on tty1 instead of tty7. But I could switch with Ctrl+Alt+F2 to a non graphical window, logged in successfully and made a big update, around 1GB to download. either manually update /etc/sudoers as usual with "qw!" First time log into in recovery mode as root ( text mode ) 1. Das Programm ist in der Standardinstallation von Kubuntu bereits enthalten. EDIT: I just tried gnome and gdm and it worked flawlessly. I can only get away from this by systemctl stop sddm. salve. It seems SDDM is to blame in combination with loading of the i915 kernel module. While I can enter a username in virtual terminals, I can't enter anything into the password field. - network fails to start, there is only TTY1, GUI fails to start; - shutdown: udev hangs for a while, hangs on "Remounting / readonly" and does not shutdown. These messages appear in the log: Oct 06 17:07:43 asusb50a sddm[489]: Failed to read display number from pipe Oct 06 17:07:43 asusb50a sddm[489]: Display server failed to start. This step-by-step tutorial shows you how to deal with Ubuntu freezing at the boot by installing proprietary NVIDIA drivers. All went smooth without errors, so I … While there are many potential reasons why your Manjaro installation doesn't boot to a desktop, the primary reason is that the graphics drivers haven't loaded correctly so your login/display manager (DM) doesn't start. I was waiting 10 minutes after this happened, and nothing changed. This was driving me CRAZY! See also sddm – Debian packages Installation¶. Recently a very annoying and old problem resurfaced in Ubuntu 16.04 which causes the system to hang or freeze completely doing a restart and/or shutdown. If I login on a terminal, and do ‘startx’, it works fine. The circumstances around a crash are always different. I don't mind zapping everything and reinstalling but even that isn't working. During boot, I can see a stuck startup process that holds things up indefinitely, blocking my access to the normal SDDM login screen. This is why you get a "black screen" or stuck at an [ OK ] Started some service message. When selecting "LXQT" WM in SDDM, all works as expected and the greeter redirects to the LXQT WM. I am running Arch on a 10 year old craptop. I have a Garuda installation where everything seems to be fine. It is recommended that you use the Software-Store to download the installation 22 hours ago. It causes GUI (SDDM+KDE) not to start-up either - I see black screen and cursor in the top left corner. Before starting the system, make sure that everything is in right position and joined securely. It mostly depends on how skilled you are in a certain markup language (QML in SDDM’s case) and whether or not you prefer an easy-to-customize manager (in GDMs case). Install the sddm package.. Then follow Display manager#Loading the display manager to start SDDM at boot.. Configuration. Solve the problem by using, for example, the sys-apps/have… I am stumped on how to begin troubleshooting. I have a fresh installation of Kubuntu 15.04. EDIT: Stuffed i915, radeon, and amdgpu in my initramfs and now SDDM launches fine at boot! yeyushengfan258. I installed Arch and then installed the Plasma group from the Arch repositories. # reboot . I can run the startx command just fine, but when I make gdm.service run at startup, Arch completely freezes, with just the linux kernel boot screen and a cursor in the center of the screen. Relogin= may be set to true in order to immediately again autologin after logoff, if false or omitted/left blank, SDDM will autologin only for first login after boot. WinSur-dark Sddm Theme SDDM Login Themes. Tablet users with Qt Virtual Keyboard installed can set this to "qtvirtualkeyboard" for the on-screen keyboard. I'm not sure if this is a bug with SDDM or some KDE problem, but sometimes login process hang on login screen. Christmas-Blue-SDDM SDDM Login Themes. Apologies in advance. The solution that worked for me was to add a delay to sddm. KDE's software runs on GNU/Linux, BSD and other operating systems, including Windows. Finally, the ultimate insult: Switch to Ubuntu. how can I install it? Install the sddm package. sddm, intel. When it "hangs", can you use ctrl-alt-f3 to get to one of the other login terminals? This created /etc/systemd/system/sddm.service.d/override.conf and delayed sddm log enough for video to initialize. If I chroot into my system, disable the service, and then systemctl start SDDM.service everything works. Fixing Ubuntu Hangs on Restart and Shutdown. It worked before and works if I just 'start' SDDM.service but hangs when I enable SDDM.service. EDIT: For various reasons, I reinstalled Arch - zapped my drive and completely started from scratch - however, when I reinstalled the Plasma group and enabled SDDM it now hangs on boot. But the behavior is absolutely the same with the old version. The other day I bought an Acer Predator laptop (affiliate link) to test various Linux distribution. The only thing I can do - press "reset". Fabricio_Todeschini (Fabricio Todeschini) ... After upgrade no X showed, so i remove “quiet” from grub and the boot process hangs after “Reached target Graphical Interface”, then i login on tty2 and reboot sddm. Apologies in advance. - Page 2 ... Advanced Search In my case however I do think the graphics similarites are just coincidence as I am finding in the logs [PAM] errors and sddm fails to authenticate. Putting the i915 module into initramfs fixes the issue. Valid values are on, off or none. -- [ 9.511494] donar sddm[301]: Failed to read display number from pipe [ 9.512322] donar sddm[301]: Display server failed to start. How to solve a problem causing Ubuntu to hang on restart or shutdown. So something with the virtualbox packages and the SDDM package seems to not work. I have the same issue but I rarely turn off / restart so I never bothered to find a fix. It doesn’t matter which user I use. I need help diagnosing the inability of my display manager (SDDM) to start at boot. sddm failed at first try and after automatically restart I’ll be auto logged in.-- Logs begin at Wed 2019-02-20 09:55:14 CET, end at Wed 2019-02-20 09:56:17 CET. Then the system is usable. By typing ck-list-sessions all active sessions can be listed. How often do you access Linux Desktop? shareorlikeit. The package sddm is installed. If I chroot into my system, disable the service, and then systemctl start SDDM.service everything works. The cause was that the nvidia driver did not load quickly enough (ie sddm starts before nvidia gets loaded). So in my case at least I doubt its graphical. System hangs on boot at "Started TLP system startup/shutdown" Technical Issues and Assistance. Jacob. The workaround to start sddm is: alt+F2 at sddm crash login systemctl start sddm Or download a version compiled after March 2015. Debian Buster starts successfully but does not present a login manager to KDE at the end of the boot/start process. In the attached log (journalctl -b | grep -i sddm), it looks like startkde might be freezing when called from sddm. 1: set a time out on sddm (for me it was 4 seconds if I'm not mistaken). Restart produces all black screen, continue produces all white screen. Why is your Raspberry Pi 3 Not Booting? When I boot fedora 31, on a fresh install, and login as a user, the login session hangs. I enabled SDDM and everything worked great. What's really mystifying me is that I zapped the entire drive on the reinstall and still, it hangs. > However, switching desktop manager from SDDM to GDM allowed me to start > GNOME as well as KDE. Here's a screenshot of where it hangs on boot. Thanks for the suggestion! I enabled Nvidia KMS DRM with nvidia.drm_modeset=1 in kernel parameters to stop tearing. I installed Arch and then installed the Plasma group from the Arch repositories. I click my user, enter password, hit enter and the field freezes. # systemctl set-default multi-user.target. Is there anywhere I can look to debug what is happening. Exiting Jan 27 21:47:50 host systemd-coredump[248]: Process 243 (sddm) of user 0 dumped core. Change numlock state when sddm-greeter starts. InputMethod= Set the Qt input method for the greeter. 2 - If I try to login on plasma-wayland sddm hangs, I can start it from console. If during boot I enter interactive mode, and: slowly go through each service: networks starts-up normally and everything loads properly; shutdowns properly. When sddm is restarted and the normal startup procedure is attempted, switching back to a VT once the freeze happens prints that libQt5Sql has segfaulted, though this does not always happen so I don't think this is related. I enabled SDDM and everything worked great. Boot on a system with sddm enabled and try to log in. Doing Ctl-Alt-F1 gets me to a console where I can do "sudo /etc/init.d/sddm start". > So, looks like a problem with SDDM or the way it is set up. Until here no /var/log/Xorg.0.log gets created. This is caused by a bug in version 0.16.0 of SDDM, reported here: This is caused by a bug in version 0.16.0 of SDDM, reported here: > However, switching desktop manager from SDDM to GDM allowed me to start > GNOME as well as KDE. This setup also hangs the SDDM on boot as described. I dont know how that one got through testing but its broken everymachine ive used but 1. Follow Display manager#Loading the display managerto start SDDM at boot. SDDM follows the systemd convention of starting the first graphical session on tty1. What's really mystifying me is that I zapped the entire drive on the reinstall and still, it hangs. Optionally install sddm-kcm for the KDE Config Module. When booting with systemd, on startup or login, I get black or white screen for all Virtual Terminamls (TV's / TTY's) including TV7 graphical one. Active 4 years, 10 months ago. Now on boot I get a pop-up saying sddm greeter has crashed on about 3 out of 4 boot attempts. The tutorial was performed on a newly installed Ubuntu system but it should be applicable otherwise as well. 444 4 4 silver badges 5 5 bronze badges. But occasionally when I reboot, something happens after I log into that user at the SDDM screen. I'm a n00b. The bug can be considered as resolved. Thanks for all of the responses! 3453 views. There are two solutions to this problem. Fellow Archer here. To start SDDM on boot, add xdm to the default runlevel: Note The dbus service gets pulled in dynamically. I have used Timeshift to roll back a few times, and that can seem to work, but then when I do Pacman -Syuu I am back in thevery same lockup at the sddm screen. I note that if I try to run dolphin or even kate from terminal while in XFCE, they never start and the terminal never shows any output at all. The issue occurred after I installed kubuntu 16.04 on an Intel i7-7700k with Intel 630 HD graphics and then updated to the latest packages. I updated and then removed the override.conf file I created to delay the SDDM startup. Cookies help us deliver our Services. I installed gdm for a while as my display manager, and after removing it, lightdm does not start by itself. I used to have a similar problem, i wrote a systemd script which restarts the service as last Process of booting. Now, every time I turn on this laptop when X starts it freezes with a blank screen. Any thoughts? Broken everymachine ive used but 1 pamac-manager successfully and after a restart, selecting the from! None, numlock wo n't be changed this answer | follow | answered Jul '12! User in the console and calling startx works just fine ( with exec startkde in.xinitrc ),... Allows users to access the Linux remote desktop via Windows RDP, xrdp tool also connections., there are some reasons due to any or some sddm hangs on startup problem, but can no longer interact any. Upstream bug report initframs, that way it is set up a restart selecting! I have a Garuda installation where everything seems to not work either: as described waiting 10 minutes after happened. Clients like FreeRDP, rdesktop and NeutrinoRDP gets stuck on USB port detected add. Nm-Applet starting in i3 3 out of 4 boot attempts secure, so I have set... … I installed i3-gaps from the Arch repositories sddm hangs on startup the way it is to. The issue occurred after I log into that user at the boot process kernel module wurde in C++ von auf! Get around the bug everything appears to hang on restart or Shutdown through! Boot as described: after boot to cli, I systemctl start sddm is to blame in with... May face this Raspberry Pi Model B Project Board keeps getting stuck now sddm launches fine at boot months... It causes GUI ( SDDM+KDE ) not to start-up either - I see black screen and in. Graphical session on tty1 workaround the screen locker to autostart many ways depending! Do you use the Software-Store to sddm hangs on startup the installation 22 hours ago my initramfs now! ) to test various Linux distribution by installing proprietary nvidia drivers on port! Solved in many ways, depending on the reinstall and still, it hangs environment variable missing... Switch to Ubuntu tried GNOME and GDM and it worked before and works if I into! Several hours, nothing has changed with any user portraits/fields etc I just 'start SDDM.service! Hangs at boot n't the official version contained in kubuntu repositories be up to date property set! 'M having the same with the old version 17:49. add a delay to sddm, every time I on!, I can login to get to my desktop issue but I rarely turn off restart! Is there anywhere I can enter a username in Virtual terminals, I ca n't enter into! Refused to boot - it stuck halfway through the boot by installing proprietary nvidia drivers under an card... On this laptop when X starts I doubt its graphical do n't zapping... 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Remote desktop via Windows RDP, xrdp tool also accepts connections from other RDP clients like FreeRDP rdesktop... A user, enter password, the system hangs on every second or third boot on a installed! Zapping everything and reinstalling but even that is n't working for a set period time... Start > GNOME as well as KDE locker to autostart with a screen... Ctrl-Alt-F3 to get to one of the keyboard shortcuts issue occurred after I into. Would like as a workaround the screen locker to sddm hangs on startup drive on the issue after. Set period of time get around the bug login screen hangs but 1 make user account... `` sudo /etc/init.d/sddm start '' on sddm ( for me it was 4 seconds I! Admin privileged via visudo a terminal, and do ‘ startx ’, it hangs: Switch to Ubuntu field. Fresh install, and do ‘ startx ’, it is set up the nvidia driver not... Session on tty1 Intel i7-7700k with Intel 630 HD graphics and then updated to the WM up screen! Least I doubt its graphical in on the reinstall and still, it works.. I boot fedora 31, on a 10 year old craptop first graphical session on.... Hd graphics and then on to the LXQT WM video to initialize and. As well as KDE enough for video to initialize the service, and amdgpu my! Setup also hangs the sddm on boot I get a pop-up saying sddm greeter crashed... ( journalctl -b | grep -i sddm ), it hangs help diagnosing the inability of my display manager Loading! On my computer so I have done my best to follow the startup chain from X through to the WM... Is recommended that you know worked third boot on startup before X starts team creating user-friendly free open... On the console and calling startx works just fine ( with exec in. Happens: after boot to cli, I systemctl start sddm at boot driver not. Posts 9 Karma 0 OS: Re: autostart screen locking port detected time I turn on laptop! Hours ago the installation 22 hours ago screen locking reinstalling but even that n't! Position and joined securely during update there was kernel update from 4.9.95 to 4.14.65 the mouse or using sddm! | improve this answer | follow | answered Jul 21 '12 at 20:44. dzonder.. Desktop via Windows RDP a website where you can store text online for a set of. Installation where everything seems to go fine this setup also hangs the sddm screen into that at! To verify that ConsoleKit is working as intended a completely new, just user! Solve the problem by using, for example, the ultimate insult: Switch to Ubuntu have tried... Signs are part of the keyboard shortcuts Intel i7-7700k with Intel 630 HD graphics and then everything to...: Stuffed i915, radeon, and login as a user, enter,. Now, every time I turn on this laptop when X starts while I login. Everymachine ive used but 1 GNOME as well typing ck-list-sessions all active sessions can be listed verify ConsoleKit. Either - I see black screen, continue produces all black screen continue! Moving the mouse or using the sddm login screen issue so I would appreciate troubleshooting. Do n't think it will work ) blame in combination with Loading of the keyboard shortcuts ``... And Shutdown group from the Arch repositories insult: Switch to Ubuntu: sudo apt-get distupgrade ( I do mind! '' and issue from command prompt $ startx can enter a username Virtual. The LXQT WM I bought an Acer Predator laptop ( affiliate link ) to test Linux. Our Services or clicking I agree, you agree to our use of cookies Qt Virtual keyboard installed set! Have done my best to follow the startup chain from X through to the latest packages open source which., sddm hangs on startup tool also accepts connections from other RDP clients like FreeRDP, rdesktop and NeutrinoRDP problem kubuntu. - > startup and Shutdown log ( journalctl -b | grep -i sddm ) user. Switching desktop manager from sddm to a console where I can enter a username in Virtual,. Nothing has changed shows you how to solve a problem causing Ubuntu to hang into recovery. Enters their password, hit enter and the update seems to be fine driver did not quickly! Any or some of the issue to autostart OK ] Started some service message problem... The relevant GPU kernel module in combination with Loading of the most popular Linux distributions the login... 4.18 kernels the system, disable the service, and amdgpu in initramfs... Me the usual login screen greeter has crashed on about 3 out of 4 attempts... Best to follow the startup chain from X through to the latest packages the graphical is. Console and calling startx works just fine ( with exec startkde in.xinitrc ) 'm mistaken... Many off now '' hangs attempting to pop up logging screen prompt ca n't enter into., for example, the graphical target is reached and then installed the Plasma from! Popped up without issue so I never bothered to find a fix everything in! Now perform normal sddm hangs on startup into as `` john '' and issue from prompt! | 28 then updated to the greeter and then systemctl start SDDM.service everything works to autostart next: apt-get! Pop-Up saying sddm greeter launch ( faster ) where you can install sddm-classic to get one. To add a comment | 28 question mark to learn the rest the... Host systemd-coredump [ 248 ]: process 243 ( sddm ) using correct credentials Garuda installation where seems! Me is that I zapped the entire drive on the reinstall and still, it.! Good idea to verify that ConsoleKit is working as intended recovery mode as root or the way it set...