My GDB output: (gdb) run Starting program: /usr/bin/gnome-control-center [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7fffeab84700 (LWP 7240)] [New Thread 0x7fffea383700 (LWP 7241)] [New Thread 0x7fffe3dec700 (LWP 7245)] [New Thread 0x7fffe35eb700 (LWP 7246)] [New Thread 0x7fffe2dea700 (LWP 7247)] [New Thread 0x7fffe25e9700 (LWP 7248)] [New Thread 0x7fffe1ac7700 (LWP 7249)] [New Thread 0x7fffe12c6700 (LWP 7250)] [New Thread 0x7fffe0a91700 (LWP 7252)] [New Thread 0x7fffd7912700 (LWP 7253)] [New Thread 0x7fffd6d11700 (LWP 7254)] [Detaching after fork from child process 7255] [Detaching after fork from child process 7262] [Detaching after fork from child process 7284] [Thread 0x7fffe1ac7700 (LWP 7249) exited]
(gnome-control-center:7236): Gtk-CRITICAL **: 19:33:17.519: gtk_widget_set_visible: assertion 'GTK_IS_WIDGET (widget)' failed Thread 1 "gnome-control-c" received signal SIGSEGV, Segmentation fault. 0x00007ffff75c66cf in set_current_page (assistant=0x555556170dc0, page_num=1) at ../../../../gtk/gtkassistant.c:992 992 ../../../../gtk/gtkassistant.c: No such file or directory. (gdb) bt #0 0x00007ffff75c66cf in set_current_page (assistant=0x555556170dc0, page_num=1) at ../../../../gtk/gtkassistant.c:992 #1 0x00007ffff75c6adb in compute_next_step (assistant=assistant@entry=0x555556170dc0) at ../../../../gtk/gtkassistant.c:1041 #2 0x00007ffff75c6be7 in gtk_assistant_next_page (assistant=0x555556170dc0) at ../../../../gtk/gtkassistant.c:1610 #3 0x00007ffff7d8ba56 in _g_closure_invoke_va (closure=0x5555567f8e00, return_value=0x0, instance=0x55555631a180, args=0x7fffffffcbe0, n_params=0, param_types=0x0) at ../../../gobject/gclosure.c:873 #4 0x00007ffff7daab28 in g_signal_emit_valist (instance=0x55555631a180, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fffffffcbe0) at ../../../gobject/gsignal.c:3407 #5 0x00007ffff7dab0d3 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at ../../../gobject/gsignal.c:3554 #6 0x00007ffff75df2ae in gtk_button_do_release (emit_clicked=<optimized out>, button=0x55555631a180) at ../../../../gtk/gtkbutton.c:1845 #7 gtk_button_do_release (button=0x55555631a180, emit_clicked=<optimized out>) at ../../../../gtk/gtkbutton.c:1832 #8 0x00007ffff75df318 in gtk_real_button_released (button=0x55555631a180) at ../../../../gtk/gtkbutton.c:1963 #9 0x00007ffff7d8b802 in g_closure_invoke (closure=0x555555bc1ec0, return_value=0x0, n_param_values=1, param_values=0x7fffffffcef0, invocation_hint=0x7fffffffce70) at ../../../gobject/gclosure.c:810 #10 0x00007ffff7d9f962 in signal_emit_unlocked_R (node=node@entry=0x555555b87d90, detail=detail@entry=0, instance=instance@entry=0x55555631a180, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffcef0) at ../../../gobject/gsignal.c:3672 #11 0x00007ffff7daab9e in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffd0a0) at ../../../gobject/gsignal.c:3498 #12 0x00007ffff7dab0d3 in g_signal_emit (instance=instance@entry=0x55555631a180, signal_id=<optimized out>, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 #13 0x00007ffff75dd754 in multipress_released_cb (gesture=0x55555667d340, n_press=<optimized out>, x=<optimized out>, y=<optimized out>, widget=0x55555631a180) at ../../../../gtk/gtkbutton.c:666 #14 0x00007ffff788ea71 in _gtk_marshal_VOID__INT_DOUBLE_DOUBLEv (closure=<optimized out>, return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x555555b522b0) at gtkmarshalers.c:4803 #15 0x00007ffff7d8ba56 in _g_closure_invoke_va (closure=0x5555567e9280, return_value=0x0, instance=0x55555667d340, args=0x7fffffffd3f0, n_params=3, param_types=0x555555b522b0) at ../../../gobject/gclosure.c:873 #16 0x00007ffff7daab28 in g_signal_emit_valist (instance=0x55555667d340, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fffffffd3f0) at ../../../gobject/gsignal.c:3407 #17 0x00007ffff7dab0d3 in g_signal_emit (instance=instance@entry=0x55555667d340, signal_id=<optimized out>, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 #18 0x00007ffff76a5f5c in gtk_gesture_multi_press_end (gesture=gesture@entry=0x55555667d340, sequence=sequence@entry=0x0) at ../../../../gtk/gtkgesturemultipress.c:287 #19 0x00007ffff7d8ec56 in g_cclosure_marshal_VOID__BOXEDv (closure=0x5555560d8040, return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x5555560d8070) at ../../../gobject/gmarshal.c:1686 #20 0x00007ffff7d8ba56 in _g_closure_invoke_va (closure=0x5555560d8040, return_value=0x0, instance=0x55555667d340, args=0x7fffffffd7a0, n_params=1, param_types=0x5555560d8070) at ../../../gobject/gclosure.c:873 #21 0x00007ffff7daab28 in g_signal_emit_valist (instance=0x55555667d340, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fffffffd7a0) at ../../../gobject/gsignal.c:3407 #22 0x00007ffff7dab0d3 in g_signal_emit (instance=instance@entry=0x55555667d340, signal_id=<optimized out>, detail=detail@entry=0) --Type <RET> for more, q to quit, c to continue without paging-- /gsignal.c:3554 #23 0x00007ffff76a2fa2 in _gtk_gesture_set_recognized (sequence=0x0, recognized=0, gesture=0x55555667d340) at ../../../../gtk/gtkgesture.c:346 #24 _gtk_gesture_check_recognized (gesture=gesture@entry=0x55555667d340, sequence=sequence@entry=0x0) at ../../../../gtk/gtkgesture.c:387 #25 0x00007ffff76a45eb in gtk_gesture_handle_event (event=0x555556781160, controller=0x55555667d340) at ../../../../gtk/gtkgesture.c:815 #26 gtk_gesture_handle_event (controller=0x55555667d340, event=0x555556781160) at ../../../../gtk/gtkgesture.c:713 #27 0x00007ffff76a75d6 in gtk_gesture_single_handle_event (controller=0x55555667d340, event=0x555556781160) at ../../../../gtk/gtkgesturesingle.c:222 #28 0x00007ffff766ebb0 in gtk_event_controller_handle_event (controller=0x55555667d340, event=event@entry=0x555556781160) at ../../../../gtk/gtkeventcontroller.c:230 #29 0x00007ffff78310fd in _gtk_widget_run_controllers (widget=0x55555631a180, event=0x555556781160, phase=GTK_PHASE_BUBBLE) at ../../../../gtk/gtkwidget.c:7443 #30 0x00007ffff788857f in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x555555b09f70, return_value=0x7fffffffdb40, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x555555b09fa0) at gtkmarshalers.c:129 #31 0x00007ffff7d8ba56 in _g_closure_invoke_va (closure=0x555555b09f70, return_value=0x7fffffffdb40, instance=0x55555631a180, args=0x7fffffffdc10, n_params=1, param_types=0x555555b09fa0) at ../../../gobject/gclosure.c:873 #32 0x00007ffff7da9dd1 in g_signal_emit_valist (instance=0x55555631a180, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffdc10) at ../../../gobject/gsignal.c:3407 #33 0x00007ffff7dab0d3 in g_signal_emit (instance=instance@entry=0x55555631a180, signal_id=<optimized out>, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 #34 0x00007ffff7832bb3 in gtk_widget_event_internal (event=0x555556781160, widget=0x55555631a180) at ../../../../gtk/gtkwidget.c:7808 #35 gtk_widget_event_internal (widget=0x55555631a180, event=0x555556781160) at ../../../../gtk/gtkwidget.c:7677 #36 0x00007ffff76ee0b8 in propagate_event_up (topmost=<optimized out>, event=<optimized out>, widget=0x55555631a180) at ../../../../gtk/gtkmain.c:2597 #37 propagate_event (widget=<optimized out>, event=0x555556781160, captured=<optimized out>, topmost=0x0) at ../../../../gtk/gtkmain.c:2700 #38 0x00007ffff76f036b in gtk_main_do_event (event=0x555556781160) at ../../../../gtk/gtkmain.c:1920 #39 gtk_main_do_event (event=<optimized out>) at ../../../../gtk/gtkmain.c:1690 #40 0x00007ffff73d8f79 in _gdk_event_emit (event=event@entry=0x555556781160) at ../../../../gdk/gdkevents.c:73 #41 0x00007ffff740c106 in gdk_event_source_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at ../../../../../gdk/x11/gdkeventsource.c:367 #42 0x00007ffff7c9ffbd in g_main_dispatch (context=0x555555af4540) at ../../../glib/gmain.c:3309 #43 g_main_context_dispatch (context=context@entry=0x555555af4540) at ../../../glib/gmain.c:3974 #44 0x00007ffff7ca0240 in g_main_context_iterate (context=context@entry=0x555555af4540, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4047 #45 0x00007ffff7ca02e3 in g_main_context_iteration (context=context@entry=0x555555af4540, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #46 0x00007ffff7eb9fd5 in g_application_run (application=0x5555560b6970, argc=<optimized out>, argv=<optimized out>) at ../../../gio/gapplication.c:2559 #47 0x00005555555b9779 in main (argc=<optimized out>, argv=<optimized out>) at ../shell/main.c:70 -- 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/1878285 Title: gnome-control-center crashes on setting up fingerprint Status in gnome-control-center package in Ubuntu: Incomplete Bug description: When I try to setup my fingerprint in gnome-control-center, I first have to choose which finger I would use, and when I press the "next" button, it crashes : "Unable to access device "Validity VFS0050" GDBus.Error:org.freedesktop.DBus.Error.NoReply:Message recipient disconnected from message bus without replying". For information, my fingerprint sensor is : - lsusb Bus 001 Device 005: ID 138a:0050 Validity Sensors, Inc. Swipe Fingerprint Sensor Ubuntu 20.04 gnome-control-center: Installé : 1:3.36.1-1ubuntu5 Candidat : 1:3.36.1-1ubuntu5 Table de version : *** 1:3.36.1-1ubuntu5 500 500 http://be.archive.ubuntu.com/ubuntu focal/main amd64 Packages 100 /var/lib/dpkg/status What I expected to happen, is that everything works and that I can set up my finger for unlocking. What happened instead : it crashes with the information "Unable to access device "Validity VFS0050" GDBus.Error:org.freedesktop.DBus.Error.NoReply:Message recipient disconnected from message bus without replying". ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: gnome-control-center 1:3.36.1-1ubuntu5 ProcVersionSignature: Ubuntu 5.4.0-29.33-generic 5.4.30 Uname: Linux 5.4.0-29-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia wl ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Tue May 12 22:00:30 2020 InstallationDate: Installed on 2020-05-11 (1 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) ProcEnviron: LANGUAGE=fr_BE:fr PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=fr_BE.UTF-8 SHELL=/bin/bash SourcePackage: gnome-control-center UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1878285/+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