Description of problem: gnome-shell crashed today closing gnome-mplayers window. St:ERROR:st/st-bin.c:185:st_bin_dispose: assertion failed: (priv->child == NULL) the same kind of crash & restart happens in thunderbird, but here it happens more often, like once in a week, sometime twice in a row, everytime the message editor window gets closed. I think this is connected. Version-Release number of selected component (if applicable): 3.18.5-1.fc23 How reproducible: Happens from time to time. Additional info: May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): Clutter-CRITICAL **: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): GLib-GObject-CRITICAL **: g_object_set: assertion 'G_IS_OBJECT (object)' failed May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): mutter-WARNING **: STACK_OP_LOWER_BELOW: window 0x2600007 (JavaEmbedd) not in stack May 1 09:54:41 eve gnome-shell.desktop: (gnome-shell:1932): mutter-WARNING **: STACK_OP_LOWER_BELOW: window 0x2600007 (JavaEmbedd) not in stack May 1 09:54:41 eve gnome-shell.desktop: ** May 1 09:54:41 eve gnome-shell.desktop: St:ERROR:st/st-bin.c:185:st_bin_dispose: assertion failed: (priv->child == NULL) May 1 09:54:41 eve abrt-hook-ccpp: Process 1932 (gnome-shell) of user 1000 killed by SIGABRT - dumping core May 1 09:54:42 eve gnome-session: gnome-session-binary[1549]: WARNING: Application 'gnome-shell.desktop' killed by signal 6 May 1 09:54:42 eve gnome-session-binary[1549]: WARNING: Application 'gnome-shell.desktop' killed by signal 6 May 1 09:54:43 eve gnome-shell.desktop: current session already has an ibus-daemon. May 1 09:54:43 eve gnome-shell.desktop: Gjs-Message: JS WARNING: [/home/marius/.local/share/gnome-shell/extensions/netspeed.com/net_speed_status_icon.js 156]: assignment to undeclared variable device May 1 09:54:43 eve gnome-shell.desktop: Gjs-Message: JS LOG: Device -> May 1 09:54:44 eve gnome-settings-daemon.desktop: (gnome-settings-daemon:1788): color-plugin-WARNING **: could not find device: property match 'XRANDR_name'='VGA-0' does not exist May 1 09:54:45 eve gnome-shell: GNOME Shell started at Sun May 01 2016 09:54:43 GMT+0200 (CEST) May 1 09:54:53 eve /usr/libexec/gdm-x-session: Activating service name='org.gnome.Terminal' May 1 09:54:53 eve /usr/libexec/gdm-x-session: Successfully activated service 'org.gnome.Terminal'
I'm facing this exact issue with Gnome (v3.20) + Thunderbird (v45.1.1). @customercare: Are you using FireTray and/or TopTray extensions in Thunderbird and Gnome Shell? I'm just wondering if they have something to do with this bug / issue...
Hi, I'm using "Topicons PLUS" in gnomeshell and NO other similar extention in TB or GS.
Ok, but anyway: I've multiple crashes / gnome-shell restarts during day. There's always this line in gnome-shell journal log: org.gnome.Shell.desktop[17780]: St:ERROR:st/st-bin.c:186:st_bin_dispose: assertion failed: (priv->child == NULL) before it crashes and restart itself. Is this a bug or is some extension acting wrongly etc.?
Same error here: org.gnome.Shell.desktop[932]: St:ERROR:st/st-bin.c:186:st_bin_dispose: assertion failed: (priv->child == NULL)
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FWIW, I also see this in Fedora 24, normally associated with either TaskBar or TeaTime extensions.
Taskbar is installed, TeaTime not.
Fedora 23 changed to end-of-life (EOL) status on 2016-12-20. Fedora 23 is no longer maintained, which means that it will not receive any further security or bug fix updates. As a result we are closing this bug. If you can reproduce this bug against a currently maintained version of Fedora please feel free to reopen this bug against that version. If you are unable to reopen this bug, please file a new report against the current release. If you experience problems, please add a comment to this bug. Thank you for reporting this bug and we are sorry it could not be fixed.