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Title: gnome-control-center (audio output tab) crashed when (system mode) pulseaudio stopped playing Status in “gnome-control-center” package in Ubuntu: New Bug description: I've setup pulseaudio in system mode, was playing music through it. The music stopped, and when I got back to my PC gnome-control-center had crashed. The Sound settings part of it won't start again, last part of console output: Sensitive comb - Populate the profile combo with output:analog-stereo Profile population FOR DEVICE Analog Output key output:analog-stereo against profile output:analog-stereo key output:analog-mono against profile output:analog-mono Add output ui entry with id : 7 create_ui_device_from_port, direction 1 description Analog Output origin USB Speaker port available 1 update sink - is new Match device with stream We have a match with description : Analog Output origin : Built-in Audio cached already with device id 5, => set stream id to 1 lookup-device-from-stream found device device description Analog Output device port = analog-output device stream id 1 AND stream port = analog-output stream id 1 and stream description Built-in Audio Analog Stereo active_sink change active output update - device id = 5 on_output_selection_changed - active 1 active_output_update Analog Output sound-cc-panel-WARNING **: Could not find id 'output:analog- stereo+input:analog-stereo' in combo box update sink - is new Match device with stream We have a match with description : Digital Output (S/PDIF) origin : USB Speaker cached already with device id 6, => set stream id to 2 Match device with stream We have a match with description : Line In origin : Built-in Audio cached already with device id 2, => set stream id to 3 Match device with stream We have a match with description : Rear Microphone origin : Built-in Audio cached already with device id 3, => set stream id to 3 Match device with stream We have a match with description : Front Microphone origin : Built-in Audio cached already with device id 4, => set stream id to 3 lookup-device-from-stream found device device description Front Microphone device port = analog-input-microphone-front device stream id 3 AND stream port = analog-input-microphone-front stream id 3 and stream description Built-in Audio Analog Stereo active_input_update Front Microphone Gtk-CRITICAL **: gtk_list_store_get_value: assertion `iter_is_valid (iter, list_store)' failed GLib-GObject-WARNING **: /build/buildd/glib2.0-2.31.16/./gobject/gtype.c:4205: type id `0' is invalid GLib-GObject-WARNING **: can't peek value table for type `<invalid>' which is not currently referenced Segmentation fault (core dumped) ProblemType: Crash DistroRelease: Ubuntu 12.04 Package: gnome-control-center 1:3.3.5-0ubuntu2 ProcVersionSignature: Ubuntu 3.2.0-17.26-generic 3.2.6 Uname: Linux 3.2.0-17-generic i686 ApportVersion: 1.91-0ubuntu1 Architecture: i386 CrashCounter: 1 Date: Sun Feb 19 19:09:00 2012 DuplicateOf: https://bugs.launchpad.net/bugs/930133 ExecutablePath: /usr/bin/gnome-control-center ProcCmdline: gnome-control-center sound-nua ProcEnviron: SHELL=/bin/bash PATH=(custom, user) LANGUAGE=en LANG=nl_NL.utf8 SegvAnalysis: Segfault happened at: 0xb5c51c <gtk_tree_model_get_valist+332>: mov 0x18(%eax),%ebp PC (0x00b5c51c) ok source "0x18(%eax)" (0x00000018) not located in a known VMA region (needed readable region)! destination "%ebp" ok SegvReason: reading NULL VMA Signal: 11 SourcePackage: gnome-control-center StacktraceTop: gtk_tree_model_get_valist () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 gtk_tree_model_get () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 ?? () from /usr/lib/control-center-1/panels/libsoundnua.so g_cclosure_marshal_VOID(unsigned int0_t) () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 Title: gnome-control-center crashed with SIGSEGV in gtk_tree_model_get_valist() UpgradeStatus: Upgraded to precise on 2011-12-29 (51 days ago) UserGroups: adm admin cdrom dialout fuse lpadmin plugdev pulse pulse-access sambashare users usr_lib_gnome-control-center: activity-log-manager-control-center 0.9.1-0ubuntu2 deja-dup 21.2-0ubuntu4 gnome-bluetooth 3.2.2-0ubuntu1 indicator-datetime 0.3.1-0ubuntu5 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/936437/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

