Public bug reported:

1) Using ubuntu 13.10 64-bit

2) gnome-control-center:
  Installed: 1:3.6.3-0ubuntu45.2
  Candidate: 1:3.6.3-0ubuntu45.2
  Version table:
 *** 1:3.6.3-0ubuntu45.2 0
        500 http://nl.archive.ubuntu.com/ubuntu/ saucy-updates/main amd64 
Packages
        100 /var/lib/dpkg/status
     1:3.6.3-0ubuntu44 0
        500 http://nl.archive.ubuntu.com/ubuntu/ saucy/main amd64 Packages

3) expected behaviour:
The control center doesn't crash

4) observed behaviour:
The control center crashes/just closes. Steps to reproduce:
1. Open control center (doesn't matter how)
2. Go to Display & Lock
3. Turn the option to lock your screen to off
4. Go back to all settings by clicking on the breadcrumb 'All Settings'
5. Open Security & Privacy
Terminal give these errors:
** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
6. In the security tab change tik the box marked 'returning from blank screen'
7. Go back to all settings by clicking on the breadcrumb 'All Settings'
Terminal give error: 
(gnome-control-center:2894): GLib-GObject-CRITICAL **: g_object_unref: 
assertion 'G_IS_OBJECT (object)' failed
(gnome-control-center:2894): GLib-GObject-WARNING **: invalid unclassed pointer 
in cast to 'WhoopsieDaisyPreferences'
(gnome-control-center:2894): Gtk-CRITICAL **: gtk_builder_get_object: assertion 
'GTK_IS_BUILDER (builder)' failed
(gnome-control-center:2894): Gtk-CRITICAL **: gtk_builder_get_object: assertion 
'GTK_IS_BUILDER (builder)' failed
(gnome-control-center:2894): Gtk-CRITICAL **: gtk_toggle_button_set_active: 
assertion 'GTK_IS_TOGGLE_BUTTON (toggle_button)' failed
(gnome-control-center:2894): Gtk-CRITICAL **: gtk_toggle_button_set_active: 
assertion 'GTK_IS_TOGGLE_BUTTON (toggle_button)' failed
8. Go to Display & Lock
9. Turn the option to lock your screen back off
10. click on breadcrumb 'all settings'
11. Control Center disapears /crashes (if not directly repeat steps 5 - 10)
Terminal gives errors:
** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
(gnome-control-center:2894): Gtk-CRITICAL **: gtk_tree_model_get_iter_first: 
assertion 'GTK_IS_TREE_MODEL (tree_model)' failed
(gnome-control-center:2894): Gtk-CRITICAL **: gtk_tree_model_get: assertion 
'GTK_IS_TREE_MODEL (tree_model)' failed
(gnome-control-center:2894): Gtk-CRITICAL **: gtk_tree_model_iter_next: 
assertion 'GTK_IS_TREE_MODEL (tree_model)' failed
(gnome-control-center:2894): GLib-GObject-WARNING **: invalid cast from 
'GtkButtonBox' to 'WhoopsieDaisyPreferences'
Segmentation fault (core dumped)

ProblemType: Bug
DistroRelease: Ubuntu 13.10
Package: gnome-control-center 1:3.6.3-0ubuntu45.2
ProcVersionSignature: Ubuntu 3.11.0-15.25-generic 3.11.10
Uname: Linux 3.11.0-15-generic x86_64
ApportVersion: 2.12.5-0ubuntu2.2
Architecture: amd64
Date: Wed Feb  5 13:17:40 2014
EcryptfsInUse: Yes
InstallationDate: Installed on 2014-01-30 (5 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
MarkForUpload: True
SourcePackage: gnome-control-center
UpgradeStatus: No upgrade log present (probably fresh install)
usr_lib_gnome-control-center:
 activity-log-manager          0.9.7-0ubuntu4
 deja-dup                      27.3.1-0ubuntu1
 gnome-control-center-datetime 13.10.0+13.10.20131023.2-0ubuntu1
 gnome-control-center-signon   0.1.7~+13.10.20130724.1-0ubuntu1
 gnome-control-center-unity    1.3+13.10.20131004-0ubuntu1

** Affects: gnome-control-center (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug saucy

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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/1276572

Title:
  gnome control center crashes after switching between lock/display and
  security/privacy thru breadcrumb

Status in “gnome-control-center” package in Ubuntu:
  New

Bug description:
  1) Using ubuntu 13.10 64-bit

  2) gnome-control-center:
    Installed: 1:3.6.3-0ubuntu45.2
    Candidate: 1:3.6.3-0ubuntu45.2
    Version table:
   *** 1:3.6.3-0ubuntu45.2 0
          500 http://nl.archive.ubuntu.com/ubuntu/ saucy-updates/main amd64 
Packages
          100 /var/lib/dpkg/status
       1:3.6.3-0ubuntu44 0
          500 http://nl.archive.ubuntu.com/ubuntu/ saucy/main amd64 Packages

  3) expected behaviour:
  The control center doesn't crash

  4) observed behaviour:
  The control center crashes/just closes. Steps to reproduce:
  1. Open control center (doesn't matter how)
  2. Go to Display & Lock
  3. Turn the option to lock your screen to off
  4. Go back to all settings by clicking on the breadcrumb 'All Settings'
  5. Open Security & Privacy
  Terminal give these errors:
  ** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:6324): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  6. In the security tab change tik the box marked 'returning from blank screen'
  7. Go back to all settings by clicking on the breadcrumb 'All Settings'
  Terminal give error: 
  (gnome-control-center:2894): GLib-GObject-CRITICAL **: g_object_unref: 
assertion 'G_IS_OBJECT (object)' failed
  (gnome-control-center:2894): GLib-GObject-WARNING **: invalid unclassed 
pointer in cast to 'WhoopsieDaisyPreferences'
  (gnome-control-center:2894): Gtk-CRITICAL **: gtk_builder_get_object: 
assertion 'GTK_IS_BUILDER (builder)' failed
  (gnome-control-center:2894): Gtk-CRITICAL **: gtk_builder_get_object: 
assertion 'GTK_IS_BUILDER (builder)' failed
  (gnome-control-center:2894): Gtk-CRITICAL **: gtk_toggle_button_set_active: 
assertion 'GTK_IS_TOGGLE_BUTTON (toggle_button)' failed
  (gnome-control-center:2894): Gtk-CRITICAL **: gtk_toggle_button_set_active: 
assertion 'GTK_IS_TOGGLE_BUTTON (toggle_button)' failed
  8. Go to Display & Lock
  9. Turn the option to lock your screen back off
  10. click on breadcrumb 'all settings'
  11. Control Center disapears /crashes (if not directly repeat steps 5 - 10)
  Terminal gives errors:
  ** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  ** (gnome-control-center:2894): CRITICAL **: gee_abstract_map_set: assertion 
'self != NULL' failed
  (gnome-control-center:2894): Gtk-CRITICAL **: gtk_tree_model_get_iter_first: 
assertion 'GTK_IS_TREE_MODEL (tree_model)' failed
  (gnome-control-center:2894): Gtk-CRITICAL **: gtk_tree_model_get: assertion 
'GTK_IS_TREE_MODEL (tree_model)' failed
  (gnome-control-center:2894): Gtk-CRITICAL **: gtk_tree_model_iter_next: 
assertion 'GTK_IS_TREE_MODEL (tree_model)' failed
  (gnome-control-center:2894): GLib-GObject-WARNING **: invalid cast from 
'GtkButtonBox' to 'WhoopsieDaisyPreferences'
  Segmentation fault (core dumped)

  ProblemType: Bug
  DistroRelease: Ubuntu 13.10
  Package: gnome-control-center 1:3.6.3-0ubuntu45.2
  ProcVersionSignature: Ubuntu 3.11.0-15.25-generic 3.11.10
  Uname: Linux 3.11.0-15-generic x86_64
  ApportVersion: 2.12.5-0ubuntu2.2
  Architecture: amd64
  Date: Wed Feb  5 13:17:40 2014
  EcryptfsInUse: Yes
  InstallationDate: Installed on 2014-01-30 (5 days ago)
  InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 
(20131016.1)
  MarkForUpload: True
  SourcePackage: gnome-control-center
  UpgradeStatus: No upgrade log present (probably fresh install)
  usr_lib_gnome-control-center:
   activity-log-manager          0.9.7-0ubuntu4
   deja-dup                      27.3.1-0ubuntu1
   gnome-control-center-datetime 13.10.0+13.10.20131023.2-0ubuntu1
   gnome-control-center-signon   0.1.7~+13.10.20130724.1-0ubuntu1
   gnome-control-center-unity    1.3+13.10.20131004-0ubuntu1

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