Description of problem: - open KDE System Settings - go to Desktop Behaviour - go to Screen Locking - change backgroung - crash... Version-Release number of selected component: plasma-systemsettings-5.5.0-1.fc23 Additional info: reporter: libreport-2.6.3 backtrace_rating: 4 cmdline: /usr/bin/systemsettings5 crash_function: QXcbWindow::setParent executable: /usr/bin/systemsettings5 global_pid: 2734 kernel: 4.2.6-301.fc23.x86_64 runlevel: N 5 type: CCpp uid: 1000 Truncated backtrace: Thread no. 1 (10 frames) #0 QXcbWindow::setParent at qxcbwindow.cpp:1499 #1 QWindow::setParent at kernel/qwindow.cpp:614 #2 QWidgetPrivate::setParent_sys at kernel/qwidget.cpp:10543 #3 QWidget::setParent at kernel/qwidget.cpp:10398 #5 QDialogButtonBox::addButton at widgets/qdialogbuttonbox.cpp:761 #6 KDEPlatformFileDialog::KDEPlatformFileDialog at ../../../src/platformtheme/kdeplatformfiledialoghelper.cpp:103 #7 KDEPlatformFileDialogHelper::KDEPlatformFileDialogHelper at ../../../src/platformtheme/kdeplatformfiledialoghelper.cpp:201 #8 KdePlatformTheme::createPlatformDialogHelper at ../../../src/platformtheme/kdeplatformtheme.cpp:269 #9 QDialogPrivate::platformHelper at dialogs/qdialog.cpp:94 #10 QFileDialogPrivate::platformFileDialogHelper at dialogs/qfiledialog_p.h:112
Created attachment 1106586 [details] File: backtrace
Created attachment 1106587 [details] File: cgroup
Created attachment 1106588 [details] File: core_backtrace
Created attachment 1106589 [details] File: dso_list
Created attachment 1106590 [details] File: environ
Created attachment 1106591 [details] File: exploitable
Created attachment 1106592 [details] File: limits
Created attachment 1106593 [details] File: maps
Created attachment 1106594 [details] File: mountinfo
Created attachment 1106595 [details] File: namespaces
Created attachment 1106596 [details] File: open_fds
Created attachment 1106597 [details] File: proc_pid_status
Created attachment 1106598 [details] File: var_log_messages
Another user experienced a similar problem: System Settings crashes when I click Open File Dialog button in SystemSettings>Startup and Shutdown>Autostart>Add Program. reporter: libreport-2.6.3 backtrace_rating: 4 cmdline: /usr/bin/systemsettings5 crash_function: QXcbWindow::setParent executable: /usr/bin/systemsettings5 global_pid: 28492 kernel: 4.2.7-300.fc23.x86_64 package: plasma-systemsettings-5.5.0-1.fc23 reason: systemsettings5 killed by SIGSEGV runlevel: N 5 type: CCpp uid: 1000
*** This bug has been marked as a duplicate of bug 1291003 ***