Came back and turned it on 1hr later,and this happens. I use the latest & up2date Kubuntu 18.10 (lowlatency) after an update yesterday and the day before the desktop turns black (blackscreen) after login. I’m glad it helped. This will allow KDE to recreate fresh files but also provide a backup of the configuration in case you need to restore them. This is relatively simple to do and only takes a few minutes. Kubuntu 13.04 Black Screen After Login Fix. I really like Kubuntu more than Unity but I can’t suffer these problems I’m having. Recently I upgraded my Kubuntu 12.10 install to Kubuntu 13.04. After spending a few hours trying various fixes all the way from reinstalling the kubuntu-desktop package to reconfiguring which desktop manager was in use to reinstalling various packages and drivers, I finally tried something quite a bit simpler and met with success. I wonder if a fresh install of Kubuntu without it being alongside Unity would fix this? I am not sure if this is a bug or what. Thank you man! I also noticed problems with my trash bin which I had to fix by changing permissions. But I will update if I find something better. I found a rather unpleasant workaround for the problem: Boot up with only one monitor hooked up and only then plug in the rest. Adding nomodeset to my startup line does not have any effect. The .cache folder contents are fine -- all files have the proper ownership. I shut down the computer and restarted to a boot menu and booted into recovery mode and chose the latest kernel and ran whatever fixes I … I’ve since upgraded the Kubuntu 14.04 and that went pretty well flawlessly, plus it’s an LTS version so if you are doing a fresh installed that is the version I’d recommend. I can open the tty1 panel with Ctrl+Alt+F3 and I can login, but I don't want to do that every time I close the lid. To restore the files you would type the following commands: 6) Once again reboot the machine with the following command and login to see if it worked. However today it went wrong :(I rebooted my system to go in to windoze 10 without any problems, as I have done before. I´ve just installed 20.04 on my laptop, replacing 19.10. Took all the icons and background away. I’ll walk you through the process in the following mini-guide. I was wrong. It drove me crazy for a few hours. One thing worht noting is I installed the Kubuntu desktop alongside the full Ubuntu install which used Unity. Your solution worked in advance. Press question mark to learn the rest of the keyboard shortcuts, https://bugs.launchpad.net/sddm-kcm/+bug/1454004. I get the log in screen, hdd icons load, kde etc.. the screen just has a movable cursor, and chrome opens which is what I am using right now. You failed to mention I was going to loose everything my workbench had. Obviously the graphical components were working, but the desktop was not loading correctly. You save me from formating the machine! If not, then your problem lies with something other than the desktop configuration files. My problem is that for some reason after I close my laptop's lid and then open it, the screen is just black. Still can't get past the black screen and mouse cursor. Hopefully one of these methods will work for you. 5) If the above did not work then you can try removing the entire set of KDE configuration files. Recently I upgraded my Kubuntu 12.10 install to Kubuntu 13.04. After some searching online I found that this had become a common problem. Ubuntu 16.04 + Nvidia Driver = Blank screen I can see the mouse cursor and it moves when I use the trackpad, but I am unable to do anything else. Type the following: You’ll need to enter your password again for this first command using the sudo prefix. . I see in the past others had this same problem posted on level1techs, but nothing about or near the version of ubuntu I’m dealing with, Ubuntu 18.04 mate,. Ive had similar issue before with Mint 17, this helped me, https://community.linuxmint.com/tutorial/view/842, New comments cannot be posted and votes cannot be cast. The big problem that many experienced from introduction of Plasma 5 still exist in Kubuntu 16.04. After rebooting and choosing kubuntu as a dualboot option, kubuntu boots into a black screen in which I can see my mouse pointer. I ran into this issue this morning after rebooting, the first part of your suggested fix worked like a charm! So I’m forced to remove the appearnace configuration each time. I installed the KDE desktop afterwards and it cleared up most of my problems except for this one. Sometimes a fresh install can work wonders. After reading some suggestions and experimenting, this is what I got so far: If I go to the recovery mode and then choose "resume normal boot" I can see the boot up text, and it stops at "Checking battery state". 2) Lets try the least invasive approach first, removing just the configuration files that concern the KDE appearance settings. What I mean is that it became apparent that the install didn't complete (without errors) and I'd have to do something like ssh in and sudo dpkg --configure -a. I'd do that repeatedly followed with sudo apt update && sudo apt dist-upgrade -y each time. but that's not really a solution. After upgrading a computer from Ubuntu 16.04 LTS to Ubuntu 18.04 LTS or Ubuntu 18.04 LTS to Ubuntu 20.04 LTS, during boot the screen goes blank (turns black), all HD disk activity halts, and the system becomes frozen. Kubuntu is an official derivative of the Ubuntu operating system, which uses the KDE Plasma Desktop. The problem does also occur on i3wm. 3) To see if this resolved your problem type the following at the command line: 4) Once you are back to the login screen, login as normal and see if you have a functional desktop. This problem is caused by an update that didn’t install cleanly and left the graphical desktop environment in a broken state. Thank you very much, I’ve spent two days searching for a solution, and yours worked!!! Tried the following solution, still blank screen. This site uses Akismet to reduce spam. Regards. Sorry for the confusion, but that’s what I meant by a fresh desktop. On January 6 I installed a daily build of Kubuntu 14.04. I got Blank screen while login with correct id and password. I want to start Kubuntu 21.04 install process,but it always appears black screen.Black all the time. It seems like many other people are having this issue after a more recent update. After doing nothing much, I rebooted to Ubuntu and was greeted with a black screen with a mouse cursor. If it still didn't work I'd ssh in and issue the command to complete the install. When I upgraded, the system came up with all black screens. I had been told this was a fairly smooth upgrade and since I waited a couple of months after the release to do the upgrade, I figured I was in pretty good shape. I can live with it. While looking for answers I stumbled upon a relatively unrelated topic about restoring the default KDE desktop in an older version of Kubuntu. The problem was a corrupted, or at least an incompatible, desktop configuration. But then after a reboot got the infamous black screen after login. It was working fine until one day when I logged on and got a black screen. Any idea on how to really fix this problem? I have just wasted the last 7 hours of my day trying to fix this problem. Your solution worked the first try. 1) Once you log in and get to the black screen with a mouse pointer you’ll be at a stand still. This resulted in a black screen after the boot screen. SDDM seemed to have crashed. When completed and there were no more messages about issues and those commands resulted in a command prompt only then would I reboot. I can see the mousepointer but nothing else. I got the pretty Kubuntu splash screen with all the pretty icons. Black screen after login I am using Kubuntu 14.04 32bit. Instructions here help but did not solve the problem permanently for me. It turned out to be the fix for me though. Yesterday it came up with a black screen and a mouse cursor. The upgrade went smoothly enough, but after rebooting I ran into issues. The big problem that many experienced from introduction of Plasma 5 still exist in Kubuntu 16.04. The first solution worked for me. Return to the command line with Ctrl+Alt+F2 again and type the following command: This command will rename the directory containing your configuration files. You’ll then be at a command line. Thanks for the post. Everything was working and I installed all my work packages and everything was working fine. But seems like a lot of issues for people are coming from nVidia drivers. I noticed there was also a change in coloring in Unity that shouldn’t be there. NVIDIA Display Driver Cleanup with CCleaner. I never used sudo to run dolphin. Yeah, I have this issue. Thanks, right now I am relying on sudo systemctl restart display-manager.service. The problem used to be everywhere. Learn how your comment data is processed. In 16.04 I haven't had the issue once, even with upgrades from 15.10 to 16.04. From the login screen, I tried to change to Gnome (instead of Ubuntu default) but still, had no luck. I can install 19.04 as a vm on my laptop under Virtualbox in W10 and it works fine, but not on my work W10 workstation as a vm under Virtualbox, first boot after install is fine after that black screen all the way. A few days ago, for no reason, I couldn't see the login screen on my Ubuntu 12.04. nor do anything but reboot using CTRL+ALT+DEL. Then I got nothing but a black screen and a cursor. Symptoms: The screen becomes 100% blank (no backlight or indication that the LEDs or CRT phosphors are lit up), or black (the monitor is on and displaying video, it's just 100% pure black), at some point between the BIOS screen and the login page (GDM) being displayed. The black/blank screen never goes a Ubuntu mate noob here I can’t find a folder called " gdm3" anywhere in my system nor wayland - either one seem to be the popular troubleshooting paths to take My system auto boots to a black screen. After I upgrade it just has a black screen after booting. The installation interface always doesn‘t appear.The screen is always black.So what's this problem. Press J to jump to the feed. I can't log in. NicholasW6 , Apr 19, 2020 I’m going to try to delete all of the configurating files to see if it works, as I haven’t tried that yet. You’re great . You will have to redo any customizations you had on your desktop as you are now using a fresh default desktop. Before this started, plasmashell would crash randomly. Often that would start me all over and it would work. I used to delete the .kde, .cache, .config, and sometimes .local to resolve the problem that you describe. The login screen is unaffected. By using control + alt + 2 I was able to get a textual login screen, but nothing else. That made a real mess of everything. Deleting the config file puts you to a fresh desktop with nothing but the defaults on it. However but there is no desktop? Removing the appearnace configuration worked for me. Everything was working and I installed all my work packages and everything was working fine. A common class of kernel or video driver bug is a blank or black screen on boot. That would solve it most of the other times. Thanks again! I did get a "waiting for network configuration" at the first start up but didn't think any of it at the beginning and everything went fine. Maybe that’s related? This has been driving me MAD! I'm not able to switch to a different TTY. My system was working fine, then I shut it down. However, I still seem to get the black screen anytime I make changes to the task manager panel (at the bottom of the screen) and reboot. https://bugs.launchpad.net/sddm-kcm/+bug/1454004, It does startup if I go to a new terminal and do this: sudo systemctl restart display-manager.service. I am not able to start terminal window or anything else because I do not have any icon. I'm running nvidia 970 with 4 monitors (2 4k and 2 1080). Just so everyone else knows if it is important to them. The solution was to simply delete my desktop configuration and let Kubuntu restore the default desktop. Kubuntu news, articles, tools and discussion. How to solve it.thanks. Windows 10 black screen with cursor after login Hi, I have been trying to login to my computer for two days but every time I enter my password a black screen with only a cursor appears. I m coming from future at the end of 2019:) That problem killed my 8 hours. as I don't want to lose my settings everytime. I had been told this was a fairly smooth upgrade and since I waited a couple of months after the release to do the upgrade, I figured I was in pretty good shape. After creating VMware machine, I run this VM. However, after I login, the screen goes blank. I have also installed the Ubuntu Desktop with Kubuntu and when I use that desktop environment the Sleep mode works perfectly. This event can also occur on a … But then after a reboot got the infamous black screen after login. Re: Black screen after login to Ubuntu ssinya Dec 16, 2017 10:51 AM ( in response to RDPetruska ) Many times, after I power on the VM, Workstation proposes me to install VMware tools for Linux and I already installed them but I don't know if it is the last version and I have no way to check it. The USB installer process worked perfectly, but after rebooting, I´m getting a black screen right after the grub, with no text, and selecting recovery mode gets stuck on "loading initial ramdisk". To do this press Ctrl+Alt+F2. Good stuff! Since I installed Kubuntu 18.04, it's been working fine. You need to get to a text shell instead of the GUI. I just installed the new version on my VM. The fix is to open a text console by pressing Ctrl+Alt+F1 and then logging in … I am unable to access anything on my computer besides task manager. But after the second restart, I get the boot screen with the same message and then instead of a log in screen its just black. I even used chown to ensure all files in my home folder were correct. I just installed the new version on my VM. I had Ubuntu Studio originally and they forked away from the desktop they were using when I did the 13.04 upgrade. On a fresh install of Plasma 5.2 on Kubuntu 14.10, I'm getting a black screen on login. Once logged in: I can still move the mouse, but the entire screen is black with the exception of the panel (which is blank). I'm only running 1 screen in my VM. It wasn’t necessarily due to the upgrade either. Login with your username and password. I reached the LightDM login screen with no issues and logged in as normal. This fixed it for me so thank you enormously. Ran great until 1/14/14 after installing updates I booted to a black screen no cursor. I changed my login screen. I figured I might as well try that and see what happened even though none of the information I’d come across concerning the particular problem I was having mentioned this as a possible fix. Thank you so much! After I login and load the latest Gnome shell on a fresh Ubuntu 20.04 installation I am faced with a black screen after 30 seconds - 10 minutes. This is … If these didn't work then I'd reinstalled the nvidia drivers by using ssh from a remote terminal. This setup worked fine with 15.10. If so then your problem is fixed. This command should have deleted the configuration files involving the KDE appearance settings. Am not able to switch to a new terminal and do this: sudo systemctl restart display-manager.service an official of... Tried to change to Gnome ( instead of Ubuntu default ) but still, had luck. Relying on sudo systemctl restart display-manager.service also provide a backup of the Ubuntu operating system, which uses the appearance... 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