If you want to fetch relevant information to report a bug with KWin, the following command will provide a general list of data that should help the KWin developers diagnose your problem. It's where you'll run instructions so GDB can fetch the information you want. Announced by Roman Gilg, the same developer who became a contractor for Valve last year and part of that work was actually to improve KWin so it looks like this may have come as a result of that. I cannot see what is going on on the screen anymore, so using the GUI is out of the question. plasmashell --replace &>/dev/null & kwin_x11 --replace &>/dev/null & But this gives no effects. 7.0. Smaller enhancements were brought to the Media Player applet in KDE Plasma 5.21, which implements a warning in the System Settings KWin Rules page that appears when users try to set rules for a window that’s not managed by KWin and cannot be affected by window rules. So, if you’re using KDE and you want a quick way to restart a broken or crashed Plasma panel, you’ll need to create your solution. The theme is pretty simple and clean, but can use KWIN… Post … Projects. Sometimes, you may want to see what's in another thread, Alternatively, to dump a stacktrace the same way DrKonqi does (i.e. Before installing Plasma, make sure you have a working Xorg installation on your system.Install the plasma-meta meta-package or the plasma group. For KDE Neon users or other instable KDE distro, is nice to have a shortcut to restart both Plasma and KWin whatever its freeze. I close all applications and find that the memory is still around 3gb. Tile Chrome Kwin Scripts Dec 13 2016 . After curing it with kwin restart, I managed to reproduce the behaviour after either switching workspace or moving a window to another workspace using keyboard shortcuts. Started kdevelop, checked out KWin, edited the relevant sources, compiled, installed, committed. Now that I have your attention: the binary of KWin/5 just got renamed from “kwin” to “kwin_x11”. Some have suggested DISPLAY=:0 kwin_x11 --replace. New comments cannot be posted and votes cannot be cast. Description: My intention here is to provide all the theme files necessary to make the desktop look and feel in the spirit of Amiga Computers. How to reload this settings from command line? It is the primary means for the KWin developers to find out what happened on your machine. Opened Jul 08, 2020 by Vlad Zahorodnii @vladz. killall plasmashell && kstart5 plasmashell, You can assign them to keyboard shortcuts. Questions KWin; Issues #8; Closed Open. … The same happens if I move a window between monitors using keyboard shortcut. Kwin Scripts Dec 09 2018 . Then restart plasmashell and kwin_x11. It’s just a terrible UX. For ease of reference, users wanting to report a KWin crash can just copy-paste the following two commands, wait for the crash to happen and ignore the rest of this page. Active 3 years, 4 months ago. - kwin does not exist anymore, it has been replaced by "kwin_x11" and "kwin_wayland". That's a nice advice, I'll update my restart-plasma alias with your solution. Ask Question Asked 3 years, 6 months ago. This page was last edited on 16 November 2020, at 19:55. ... You can use GDM to start KDE, or SDDM to start GNOME. After the intallation, restart KWin by logging out and in. The KWin settings will turn to the KDE default ones and the problem should be probably gone. key until you reach the end of the stack. 3. 101 2 2 bronze badges. The default window manager for KDE is KWin. Click its icon and you should be able to follow through with the crash reporting process in a straightforward manner. Use the KDE File selector dialog. Restart KDE without reboot. With that, you can restart the plasmashell process with: Or if you have manually enabled the new systemd initialization: And you might get a DrKonqi icon on your panel mentioning the KWin crash. I know nothing about GDB, how do I obtain a stacktrace? New temporary fix: ln -s kwin_x11 kwin (working, but still not naildown the rootcause). So after attaching GDB to the application process, you'll see the GDB shell. Plasma 5 Multimedia. Last time I tried killing KWin, it killed X server too and now I have some weird misconfigulation where compositing is disabled, even after reboot. End result is that the plasma desktop wasn't started. Options Report abuse; New issue; Report abuse New issue Gracefully handle Xwayland crashes . If I follow you correctly, you can press Shift-Alt-F12 to turn Kwin compositing back on. I haven't yet figured out all the causes, though the last one is a common problem on all Linux desktops. However, sometimes, the KDE Plasma panel can freeze up and crash, which is a huge problem. Just be aware that Neon is not a distribution but a Plasma and KDE showcase, so if you are also using non-KDE applications you better choose Kubuntu instead. Obviously, that's an undesired behavior. 12.4.5 Flickering in fullscreen when compositing is enabled As of KDE SC 4.6.0, there is an option in systemsettings -> Desktop Effect -> Advanced -> "Suspend desktop effects for fullscreen windows" Uncheck it would tell kwin to disable unredirect fullscreen. Normally I leave the KDE-session by 'suspend to RAM' and then I can go on with the last session, do a login and everything is fine. Again, without KWin running there may be focus problems. April 2020, by Roman Gilg — 9 min read. Cookies help us deliver our Services. KDE's window manager KWin officially has a full fork with a new project called KWinFT, with an aim to support modern development practices and further expand Wayland support. For differences between plasma-meta and plasma reference Package group. KDE 4.1 is the first KDE4 release to contain the Personal Information Management suite KDE-PIM with its E-Mail client KMail, the planner KOrganizer, Akregator, the RSS feed reader, KNode, the newsgroup reader and many more components integrated into the Kontact shell. 15. As I had installed a developer edition, I wanted to give this a try. Normally I leave the KDE-session by 'suspend to RAM' and then I can go on with the last session, do a login and everything is fine. Announcing the birth of the KWinFT project, a reboot of the window manager KWin and its accompanying libwayland wrapping library KWayland in the form of Wrapland. I tried several ways to restore the desktop environment integrity with no luck. Immediately after attaching GDB, it will stop the process, but you'll likely want to cause a certain condition (halt or crash) while KWin is running - in that case you first need to, If KWin does not crash, but you want to inspect the stack at some other time, you'll first need to interrupt the process by pressing. But KWin works normally for some reason. If you look online you get like ten different answers. It automatically restarts after killed by SIGABRT. In a situation where KGlobalAccel5 is still running but both Plasmashell and KWin are running, you can still invoke any keyboard shortcut to run a program that allows you to run a command, such as KRunner, Konsole or Yakuake. This is very annoying. If you are installing all of these, I recommend installing the Look-And-Feel theme last, as well as installing latte dock from your package manager or command line. Therefore it's inevitable to debug KWin from a side-channel, eg. For you as a user nothing changes, the startup is adjusted to start kwin_x11 instead of kwin. About. KDE/kwin just seems to run at 75hz (or 60 i forgot I formatted) on KDE 5.20 unless I disconnect the second monitor using wayland. In a situation where the Plasmashell and KGlobalAccel5 processes are still running but KWin has crashed, you will probably see a sad face in your notification tray, that's DrKonqi, the KDE Crash Handler, getting sad that you experienced a crash. Recently (maybe after upgrading to xorg-server 1.5.3-r1 [though now I am on r2]) I have noticed that certain actions will cause KWin to crash and therefore cause X to restart. Content is available under, Getting diagnosis information for bug reports, GDB says "ptrace: Operation not permitted.". KDE's window manager KWin officially has a full fork with a new project called KWinFT, with an aim to support modern development practices and further expand Wayland support. What is the one proper, safe way to restart plasma and Kwin - on the latest version of KDE - without rebooting? KWin needs to be flexible enough to handle such evolution without having to rely to workarounds. 7.4. I've only been able to partially restart plasma in the past. showing all available threads), use. GDB provides an easy way to automate debugging: the -batch flag. This is probably the first thing you'll need to circumvent. qt.qpa.xcb: QXcbConnection: XCB error: 3 (BadWindow), sequence: 1813, resource id: 104857620, major code: 3 (GetWindowAttributes), minor code: 0qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1814, resource id: 104857620, major code: 14 (GetGeometry), minor code: 0kwin_core: Compositing is not possibleCould not attach Keys property to: PlasmaQuick::Dialog_QML_1(0x55dfbe914430) is not anItemfile:///usr/share/kwin/tabbox/informative/contents/ui/main.qml:134: TypeError: Cannot call method 'longestCaption' of nullqt.qpa.xcb: QXcbConnection: XCB error: 3 (BadWindow), sequence: 2490, resource id: 104857659, major code: 3 (GetWindowAttributes), minor code: 0qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 2491, resource id: 104857659, major code: 14 (GetGeometry), minor code: 0qt.qpa.xcb: QXcbConnection: XCB error: 3 (BadWindow), sequence: 2494, resource id: 104857659, major code: 3 (GetWindowAttributes), minor code: 0qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 2495, resource id: 104857659, major code: 14 (GetGeometry), minor code: 0. - Therefore I get into kde without window manager My simple fix was to set KDEWM=kwin_x11 in /usr/bin/startkde; and it worked (until i emerged world). - Therefore I get into kde without window manager My simple fix was to set KDEWM=kwin_x11 in /usr/bin/startkde; and it worked (until i emerged world). I frequently have to restart plasma shell and kwin because stuff hangs, keyboard stops working or some program consumes too much ram and everything hangs. kwin-style-crystal. For KDE Neon users or other instable KDE distro, is nice to have a shortcut to restart both Plasma and KWin whatever its freeze. It paints the window decoration, the bar on top of every window with (configurable) buttons like close, maximize and minimize. However, sometimes, the KDE Plasma panel can freeze up and crash, which is a huge problem. Automatically fetch core dumps with coredumpctl, https://community.kde.org/index.php?title=KWin/Debugging&oldid=90573. New temporary fix: ln -s kwin_x11 kwin (working, but still not naildown the rootcause). A bug report was opened regarding that restarting the compositing breaks the EGLStreams back-end for KDE's KWin. Make sure you have the xdg-desktop-portal and xdg-desktop-portal-kde package installed. This is the Crystal KDE window decoration Theme. KWin has a very flexible theming mechanism, because all decorations are ultimately plugins to the window manager. Ultimately, we should restart Xwayland. only KDE as desktop environment is installed . Blog. Because KWin plays the traditional role of what is known as Display Server (in X11 lingo) in a Wayland session, whenever it crashes, you get thrown off to the login screen. For information, I've also checked the status of org.kde.plasma-desktop, org.kde.kuiserver and org.kde.kded which all seem sane when a freeze occurs, therefore KWin seems the real culprit. Unlike Gnome Shell, KDE Plasma 5 has no real built-in restart mechanism for their users to take advantage of. Do I have to write down the debug output by hand ???? This entry was posted in Beginner, Linux and tagged compiz, desktop environment, display manager, gdm, gnome, gui, kde, kdesudo, kdm, kwin, lightdm, mutter, unity, window manager on December 12, 2016 by wp-roland. If I switch workspaces … However, kwin_wayland crashes might be a bit trickier to debug. You'll get a file named kwin.gdb in your home folder (or wherever folder you run this command). Press J to jump to the feed. As a result black/transparent container windows are stacked above all other windows and panels. Restart the window manager with a command The KDE Plasma 5 window manager (KWin) can easily be restarted or re-run if needed. Crystal window decoration for KDE 3.5 and KDE 4. For information, I've also checked the status of org.kde.plasma-desktop, org.kde.kuiserver and org.kde.kded which all seem sane when a freeze occurs, therefore KWin seems the real culprit. I use pkill -ABRT plasmashell. On KWin restart all windows are shuffled, usually KWin is able to restore ordering correctly, but for some reason not it this case. What's interesting … Plasma 5 Weather. Questions Obviously, that's an undesired behavior. Purchase books, mugs, apparel, and more to support KDE. KDE's software runs on GNU/Linux, BSD and other operating systems, including Windows. Thank you! KDE is an international and diverse technology team creating user-friendly free and open source software for desktop and portable computing. This allows you to change both the look (appearance) and feel (behavior) of the window manager. When I started up the PC everything works as expected. So at least for now the EGLStreams back-end should avoid applying settings that require a compositor restart until the next time the user is logging in. After enabling it, you should be able to run commands sequentially with -ex or --eval-command. By default, you're not allowed to attach GDB to KWin. 2. etc. Go to chrome://flags#enable-native-notifications, search for "Enable native notifications", disable it and restart Chrome.