That's still an issue in the current version https://errors.ubuntu.com/problem/3bd3a207afbabecf6f04ea083f904665bb4b4b0c
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1765245 Title: gnome-control-center crashed with SIGABRT in g_assertion_message() (gvc_mixer_control_change_profile_on_selected_device) Status in gnome-control-center package in Ubuntu: Confirmed Bug description: Crash occurred while JACK Audio was running and I was trying to switch output from Jack-sink to Bluetooth device. Description: Ubuntu Bionic Beaver (development branch) Release: 18.04 4.15.0-17-generic #18-Ubuntu SMP Mon Apr 16 22:22:42 UTC 2018 gnome-control-center: Installed: 1:3.28.1-0ubuntu1 Candidate: 1:3.28.1-0ubuntu1 Version table: *** 1:3.28.1-0ubuntu1 500 500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages 100 /var/lib/dpkg/status ProblemType: Crash DistroRelease: Ubuntu 18.04 Package: gnome-control-center 1:3.28.1-0ubuntu1 ProcVersionSignature: Ubuntu 4.15.0-17.18-generic 4.15.17 Uname: Linux 4.15.0-17-generic x86_64 ApportVersion: 2.20.9-0ubuntu5 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Wed Apr 18 18:12:01 2018 ExecutablePath: /usr/bin/gnome-control-center InstallationDate: Installed on 2018-03-03 (46 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180301) ProcCmdline: gnome-control-center --overview ProcEnviron: PATH=(custom, user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash Signal: 6 SourcePackage: gnome-control-center StacktraceTop: g_assertion_message () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 g_assertion_message_expr () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 gvc_mixer_control_change_profile_on_selected_device () () () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 Title: gnome-control-center crashed with SIGABRT in g_assertion_message() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm audio cdrom dip lpadmin plugdev sambashare sudo To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1765245/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp