Just installed Kubuntu 26.04. Tried running both Plank dock and Cairo dock from the discover software centre, but none running.
Plank installs and after that even if I try to launch it, nothing appears on screen. Null, nada.
Cairo installs and when I try to launch it, it flashes a message saying it crashed. Here is a stacktrace.
Any idea what’s missing and whether there is any alternative to these two that is easy to set up and not too resource hungry?
PID: 6234 (cairo-dock)
UID: 1000 (barmanroys)
GID: 1000 (barmanroys)
Signal: 11 (SEGV)
Timestamp: Fri 2026-05-01 11:16:55 +08 (5s ago)
Command Line: /usr/bin/cairo-dock
Executable: /usr/bin/cairo-dock
Control Group: /user.slice/user-1000.slice/user@1000.service/app.slice/app-cairo\x2ddock@65520c4ec164454ca732d775d1d0c4f7.service
Unit: user@1000.service
User Unit: app-cairo\x2ddock@65520c4ec164454ca732d775d1d0c4f7.service
Slice: user-1000.slice
Owner UID: 1000 (barmanroys)
Boot ID: a530f36e04304632ab6114c95e8ac8c1
Machine ID: 294d84fb26ac4dcc97f6dfc05ef966a8
Hostname: clevo-laptop
Storage: /var/lib/systemd/coredump/core.cairo-dock.1000.a530f36e04304632ab6114c95e8ac8c1.6234.1777605415000000.zst (present)
Size on Disk: 1.3M
Package: cairo-dock/3.5.1-2.1
build-id: 74d2efdd54b73125f223e07ad4f9fffa6838d917
Message: Process 6234 (cairo-dock) of user 1000 dumped core.
Module /usr/bin/cairo-dock from deb cairo-dock-3.5.1-2.1.amd64
Module linux-vdso.so.1 from deb linux-7.0.0-14.14.amd64
Module libdconfsettings.so from deb dconf-0.49.0-4.amd64
Module libkeyutils.so.1 from deb keyutils-1.6.3-6ubuntu3.amd64
Module libbrotlicommon.so.1 from deb brotli-1.2.0-3build1.amd64
Module libkrb5support.so.0 from deb krb5-1.22.1-2ubuntu4.amd64
Module libcom_err.so.2 from deb e2fsprogs-1.47.2-3ubuntu4.amd64
Module libk5crypto.so.3 from deb krb5-1.22.1-2ubuntu4.amd64
Module libkrb5.so.3 from deb krb5-1.22.1-2ubuntu4.amd64
Module libtasn1.so.6 from deb libtasn1-6-4.21.0-2.amd64
Module libp11-kit.so.0 from deb p11-kit-0.26.2-2.amd64
Module libcrypto.so.3 from deb openssl-3.5.5-1ubuntu3.amd64
Module libssl.so.3 from deb openssl-3.5.5-1ubuntu3.amd64
Module libsasl2.so.2 from deb cyrus-sasl2-2.1.28+dfsg1-9ubuntu3.amd64
Module libgmp.so.10 from deb gmp-2:6.3.0+dfsg-5ubuntu2.amd64
Module libhogweed.so.6 from deb nettle-3.10.2-1.amd64
Module libunistring.so.5 from deb libunistring-1.3-2build1.amd64
Module libXRes.so.1 from deb libxres-2:1.2.1-1build2.amd64
Module libXdmcp.so.6 from deb libxdmcp-1:1.1.5-2.amd64
Module libXau.so.6 from deb libxau-1:1.0.11-1build2.amd64
Module libbz2.so.1.0 from deb bzip2-1.0.8-6build2.amd64
Module libdatrie.so.1 from deb libdatrie-0.2.14-1.amd64
Module libblkid.so.1 from deb util-linux-2.41.3-3ubuntu2.amd64
Module libbrotlidec.so.1 from deb brotli-1.2.0-3build1.amd64
Module libzstd.so.1 from deb libzstd-1.5.7+dfsg-3.amd64
Module libgssapi_krb5.so.2 from deb krb5-1.22.1-2ubuntu4.amd64
Module libgnutls.so.30 from deb gnutls28-3.8.12-2ubuntu1.amd64
Module libnettle.so.8 from deb nettle-3.10.2-1.amd64
Module libpsl.so.5 from deb libpsl-0.21.2-1.1build2.amd64
Module libssh2.so.1 from deb libssh2-1.11.1-1build2.amd64
Module liblber.so.2 from deb openldap-2.6.10+dfsg-1ubuntu5.amd64
Module libldap.so.2 from deb openldap-2.6.10+dfsg-1ubuntu5.amd64
Module librtmp.so.1 from deb rtmpdump-2.4+20151223.gitfa8646d.1-3.amd64
Module libidn2.so.0 from deb libidn2-2.3.8-4build1.amd64
Module libnghttp2.so.14 from deb nghttp2-1.68.0-2.amd64
Module libstdc++.so.6 from deb gcc-16-16-20260322-1ubuntu1.amd64
Module libOpenGL.so.0 from deb libglvnd-1.7.0-3.amd64
Module libGLX.so.0 from deb libglvnd-1.7.0-3.amd64
Module libGLdispatch.so.0 from deb libglvnd-1.7.0-3.amd64
Module libatspi.so.0 from deb at-spi2-core-2.60.0-1.amd64
Module libexpat.so.1 from deb expat-2.7.4-1.amd64
Module libgraphite2.so.3 from deb graphite2-1.3.14-11ubuntu1.amd64
Module libpixman-1.so.0 from deb pixman-0.46.4-1.amd64
Module libxcb-shm.so.0 from deb libxcb-1.17.0-2ubuntu1.amd64
Module libxcb-render.so.0 from deb libxcb-1.17.0-2ubuntu1.amd64
Module libxcb.so.1 from deb libxcb-1.17.0-2ubuntu1.amd64
Module libfreetype.so.6 from deb freetype-2.14.2+dfsg-1.amd64
Module libpng16.so.16 from deb libpng1.6-1.6.57-1.amd64
Module libthai.so.0 from deb libthai-0.1.30-1.amd64
Module libsystemd.so.0 from deb systemd-259.5-0ubuntu3.amd64
Module libgcc_s.so.1 from deb gcc-16-16-20260322-1ubuntu1.amd64
Module libseccomp.so.2 from deb libseccomp-2.6.0-2ubuntu5.amd64
Module liblcms2.so.2 from deb lcms2-2.17-1ubuntu0.1.amd64
Module libselinux.so.1 from deb libselinux-3.9-4build1.amd64
Module libmount.so.1 from deb util-linux-2.41.3-3ubuntu2.amd64
Module libXrender.so.1 from deb libxrender-1:0.9.12-1build1.amd64
Module libXtst.so.6 from deb libxtst-2:1.2.5-1build1.amd64
Module libcurl-gnutls.so.4 from deb curl-8.18.0-1ubuntu2.amd64
Module libGLU.so.1 from deb libglu-9.0.2-1.1build2.amd64
Module libGL.so.1 from deb libglvnd-1.7.0-3.amd64
Module librsvg-2.so.2 from deb librsvg-2.61.3+dfsg-3.amd64
Module libXinerama.so.1 from deb libxinerama-2:1.1.4-3build2.amd64
Module libXrandr.so.2 from deb libxrandr-2:1.5.4-1build1.amd64
Module libXcomposite.so.1 from deb libxcomposite-1:0.4.6-1build1.amd64
Module libXdamage.so.1 from deb libxdamage-1:1.1.7-1.amd64
Module libXcursor.so.1 from deb libxcursor-1:1.2.3-1build1.amd64
Module libXext.so.6 from deb libxext-2:1.3.4-1build3.amd64
Module libwayland-egl.so.1 from deb wayland-1.24.0-2.amd64
Module libwayland-cursor.so.0 from deb wayland-1.24.0-2.amd64
Module libwayland-client.so.0 from deb wayland-1.24.0-2.amd64
Module libxkbcommon.so.0 from deb libxkbcommon-1.13.1-1.amd64
Module libXfixes.so.3 from deb libxfixes-1:6.0.0-2build2.amd64
Module libatk-bridge-2.0.so.0 from deb at-spi2-core-2.60.0-1.amd64
Module libX11.so.6 from deb libx11-2:1.8.13-1.amd64
Module libXi.so.6 from deb libxi-2:1.8.2-2.amd64
Module libepoxy.so.0 from deb libepoxy-1.5.10-2build1.amd64
Module libatk-1.0.so.0 from deb at-spi2-core-2.60.0-1.amd64
Module libcairo-gobject.so.2 from deb cairo-1.18.4-3.amd64
Module libfribidi.so.0 from deb fribidi-1.0.16-5.amd64
Module libfontconfig.so.1 from deb fontconfig-2.17.1-3ubuntu1.amd64
Module libpangoft2-1.0.so.0 from deb pango1.0-1.57.0-1.amd64
Module libharfbuzz.so.0 from deb harfbuzz-12.3.2-2.amd64
Module libcairo.so.2 from deb cairo-1.18.4-3.amd64
Module libpango-1.0.so.0 from deb pango1.0-1.57.0-1.amd64
Module libpangocairo-1.0.so.0 from deb pango1.0-1.57.0-1.amd64
Module libz.so.1 from deb zlib-1:1.3.dfsg+really1.3.1-1ubuntu3.amd64
Module libffi.so.8 from deb libffi-3.5.2-4.amd64
Module libdbus-1.so.3 from deb dbus-1.16.2-2ubuntu4.amd64
Module libglycin-2.so.0 from deb glycin-2.1.1+ds-0ubuntu1.amd64
Module libgio-2.0.so.0 from deb glib2.0-2.88.0-1.amd64
Module libgmodule-2.0.so.0 from deb glib2.0-2.88.0-1.amd64
Module libpcre2-8.so.0 from deb pcre2-10.46-1build1.amd64
Module libatomic.so.1 from deb gcc-16-16-20260322-1ubuntu1.amd64
Module libgldi.so.3 from deb cairo-dock-3.5.1-2.1.amd64
Module libgdk-3.so.0 from deb gtk+3.0-3.24.52-0ubuntu1.amd64
Module libgtk-3.so.0 from deb gtk+3.0-3.24.52-0ubuntu1.amd64
Module libxml2.so.16 from deb libxml2-2.15.2+dfsg-0.1.amd64
Module libgobject-2.0.so.0 from deb glib2.0-2.88.0-1.amd64
Module libdbus-glib-1.so.2 from deb dbus-glib-0.114-2.amd64
Module libgdk_pixbuf-2.0.so.0 from deb gdk-pixbuf-2.44.5+dfsg-4ubuntu1.amd64
Module libglib-2.0.so.0 from deb glib2.0-2.88.0-1.amd64
Stack trace of thread 6234:
#0 0x00007adf9b5d1134 n/a (libgldi.so.3 + 0x9f134)
#1 0x00007adf9bd2f056 n/a (libffi.so.8 + 0xa056)
#2 0x00007adf9bd2ad16 n/a (libffi.so.8 + 0x5d16)
#3 0x00007adf9bd2d7ae ffi_call (libffi.so.8 + 0x87ae)
#4 0x00007adf9a45098b n/a (libwayland-client.so.0 + 0x798b)
#5 0x00007adf9a4517c9 n/a (libwayland-client.so.0 + 0x87c9)
#6 0x00007adf9a451bc3 wl_display_dispatch_queue_pending (libwayland-client.so.0 + 0x8bc3)
#7 0x00007adf9a45533a wl_display_dispatch_queue_timeout (libwayland-client.so.0 + 0xc33a)
#8 0x00007adf9a45540f wl_display_dispatch_queue (libwayland-client.so.0 + 0xc40f)
#9 0x00007adf9a4554eb wl_display_roundtrip_queue (libwayland-client.so.0 + 0xc4eb)
#10 0x00007adf9b5d1006 n/a (libgldi.so.3 + 0x9f006)
#11 0x00007adf9b55afc1 gldi_managers_init (libgldi.so.3 + 0x28fc1)
#12 0x00007adf9b55b0b9 gldi_init (libgldi.so.3 + 0x290b9)
#13 0x0000601ed1751699 n/a (/usr/bin/cairo-dock + 0xf699)
#14 0x00007adf9b22a601 __libc_start_call_main (libc.so.6 + 0x2a601)
#15 0x00007adf9b22a718 __libc_start_main_impl (libc.so.6 + 0x2a718)
#16 0x0000601ed1752b35 n/a (/usr/bin/cairo-dock + 0x10b35)
Stack trace of thread 6235:
#0 0x00007adf9b334d0d syscall (libc.so.6 + 0x134d0d)
#1 0x00007adf9c160eab g_cond_wait (libglib-2.0.so.0 + 0x8deab)
#2 0x00007adf9c0fbf6c n/a (libglib-2.0.so.0 + 0x28f6c)
#3 0x00007adf9c0fbfdc g_async_queue_pop (libglib-2.0.so.0 + 0x28fdc)
#4 0x00007adf9b445dcb n/a (libpangoft2-1.0.so.0 + 0xedcb)
#5 0x00007adf9c16a279 n/a (libglib-2.0.so.0 + 0x97279)
#6 0x00007adf9b2a40da start_thread (libc.so.6 + 0xa40da)
#7 0x00007adf9b3377ac __clone3 (libc.so.6 + 0x1377ac)
Stack trace of thread 6236:
#0 0x00007adf9b334d0d syscall (libc.so.6 + 0x134d0d)
#1 0x00007adf9c160eab g_cond_wait (libglib-2.0.so.0 + 0x8deab)
#2 0x00007adf9c0fbf6c n/a (libglib-2.0.so.0 + 0x28f6c)
#3 0x00007adf9c16a714 n/a (libglib-2.0.so.0 + 0x97714)
#4 0x00007adf9c16a279 n/a (libglib-2.0.so.0 + 0x97279)
#5 0x00007adf9b2a40da start_thread (libc.so.6 + 0xa40da)
#6 0x00007adf9b3377ac __clone3 (libc.so.6 + 0x1377ac)
Stack trace of thread 6237:
#0 0x00007adf9b2acae2 __syscall_cancel_arch (libc.so.6 + 0xacae2)
#1 0x00007adf9b2a067c __internal_syscall_cancel (libc.so.6 + 0xa067c)
#2 0x00007adf9b328376 __GI_ppoll (libc.so.6 + 0x128376)
#3 0x00007adf9c1352f1 n/a (libglib-2.0.so.0 + 0x622f1)
#4 0x00007adf9c1353c3 g_main_context_iteration (libglib-2.0.so.0 + 0x623c3)
#5 0x00007adf9c135411 n/a (libglib-2.0.so.0 + 0x62411)
#6 0x00007adf9c16a279 n/a (libglib-2.0.so.0 + 0x97279)
#7 0x00007adf9b2a40da start_thread (libc.so.6 + 0xa40da)
#8 0x00007adf9b3377ac __clone3 (libc.so.6 + 0x1377ac)
Stack trace of thread 6238:
#0 0x00007adf9b334d0d syscall (libc.so.6 + 0x134d0d)
#1 0x00007adf9c161c0b g_cond_wait_until (libglib-2.0.so.0 + 0x8ec0b)
#2 0x00007adf9c0fbf2d n/a (libglib-2.0.so.0 + 0x28f2d)
#3 0x00007adf9c16b50a n/a (libglib-2.0.so.0 + 0x9850a)
#4 0x00007adf9c16a279 n/a (libglib-2.0.so.0 + 0x97279)
#5 0x00007adf9b2a40da start_thread (libc.so.6 + 0xa40da)
#6 0x00007adf9b3377ac __clone3 (libc.so.6 + 0x1377ac)
Stack trace of thread 6240:
#0 0x00007adf9b2acae2 __syscall_cancel_arch (libc.so.6 + 0xacae2)
#1 0x00007adf9b2a067c __internal_syscall_cancel (libc.so.6 + 0xa067c)
#2 0x00007adf9b328376 __GI_ppoll (libc.so.6 + 0x128376)
#3 0x00007adf9c1352f1 n/a (libglib-2.0.so.0 + 0x622f1)
#4 0x00007adf9c1353c3 g_main_context_iteration (libglib-2.0.so.0 + 0x623c3)
#5 0x00007adf9815297d n/a (libdconfsettings.so + 0x897d)
#6 0x00007adf9c16a279 n/a (libglib-2.0.so.0 + 0x97279)
#7 0x00007adf9b2a40da start_thread (libc.so.6 + 0xa40da)
#8 0x00007adf9b3377ac __clone3 (libc.so.6 + 0x1377ac)
Stack trace of thread 6239:
#0 0x00007adf9b2acae2 __syscall_cancel_arch (libc.so.6 + 0xacae2)
#1 0x00007adf9b2a067c __internal_syscall_cancel (libc.so.6 + 0xa067c)
#2 0x00007adf9b328376 __GI_ppoll (libc.so.6 + 0x128376)
#3 0x00007adf9c1352f1 n/a (libglib-2.0.so.0 + 0x622f1)
#4 0x00007adf9c135577 g_main_loop_run (libglib-2.0.so.0 + 0x62577)
#5 0x00007adf9b022012 n/a (libgio-2.0.so.0 + 0x125012)
#6 0x00007adf9c16a279 n/a (libglib-2.0.so.0 + 0x97279)
#7 0x00007adf9b2a40da start_thread (libc.so.6 + 0xa40da)
#8 0x00007adf9b3377ac __clone3 (libc.so.6 + 0x1377ac)
ELF object binary architecture: AMD x86-64