Application: muon-installer (1.2.1 "Caustic Carrionite")
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic-tuxonice x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:

After installing package from Muon interface, Muon crashed when I attempted return to search results. It occurred first time.

-- Backtrace:
Application: Centrum softwaru Muon (muon-installer), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f06d3eda780 (LWP 9203))]

Thread 2 (Thread 0x7f06bf2f9700 (LWP 9204)):
#0  0x00007f06d0ad6ac0 in pthread_mutex_unlock (mutex=0x1856df8) at forward.c:184
#1  0x00007f06cd33167a in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f06cd331f82 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f06cd332429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f06d2c79f3e in QEventDispatcherGlib::processEvents (this=0x17b3da0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f06d2c4dcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f06d2c4def7 in QEventLoop::exec (this=0x7f06bf2f8dd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f06d2b6527f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007f06d2c30cbf in QInotifyFileSystemWatcherEngine::run (this=0x1853760) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f06d2b67d05 in QThreadPrivate::start (arg=0x1853760) at thread/qthread_unix.cpp:331
#10 0x00007f06cde13efc in start_thread (arg=0x7f06bf2f9700) at pthread_create.c:304
#11 0x00007f06d0ac889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f06d3eda780 (LWP 9203)):
[KCrash Handler]
#6  BreadcrumbItem::associatedView (this=0x31) at /build/buildd/muon-1.2.1/installer/BreadcrumbWidget/BreadcrumbItem.cpp:50
#7  0x0000000000433c2c in AbstractViewContainer::activateBreadcrumbItem (this=0x3000630, item=<optimized out>) at /build/buildd/muon-1.2.1/installer/AbstractViewContainer.cpp:77
#8  0x0000000000433d74 in AbstractViewContainer::qt_metacall (this=0x3000630, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff52557580) at /build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/installer/AbstractViewContainer.moc:80
#9  0x00000000004341f0 in AvailableView::qt_metacall (this=0x3000630, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff52557580) at /build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/installer/AvailableView.moc:70
#10 0x00007f06d2c61eba in QMetaObject::activate (sender=0x1cfbaa0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff52557580) at kernel/qobject.cpp:3278
#11 0x000000000043509d in BreadcrumbWidget::itemActivated (this=<optimized out>, _t1=0x31) at /build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/installer/BreadcrumbWidget.moc:106
#12 0x00000000004352e1 in BreadcrumbWidget::onItemActivated (this=0x1cfbaa0, item=0x31) at /build/buildd/muon-1.2.1/installer/BreadcrumbWidget/BreadcrumbWidget.cpp:167
#13 0x000000000043580c in BreadcrumbWidget::qt_metacall (this=0x1cfbaa0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff525576c0) at /build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/installer/BreadcrumbWidget.moc:92
#14 0x00007f06d2c61eba in QMetaObject::activate (sender=0x1cf4c10, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff525576c0) at kernel/qobject.cpp:3278
#15 0x00007f06d18fa582 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#16 0x00007f06d164013e in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:546
#17 0x00007f06d164147b in QAbstractButtonPrivate::click (this=0x1c4fb10) at widgets/qabstractbutton.cpp:539
#18 0x00007f06d16416ec in QAbstractButton::mouseReleaseEvent (this=0x1cf4c10, e=0x7fff52557de0) at widgets/qabstractbutton.cpp:1121
#19 0x00007f06d16fe2da in QToolButton::mouseReleaseEvent (this=<optimized out>, e=<optimized out>) at widgets/qtoolbutton.cpp:721
#20 0x00007f06d12d9c9a in QWidget::event (this=0x1cf4c10, event=0x7fff52557de0) at kernel/qwidget.cpp:8295
#21 0x00007f06d1289424 in notify_helper (e=0x7fff52557de0, receiver=0x1cf4c10, this=0x166e3b0) at kernel/qapplication.cpp:4486
#22 QApplicationPrivate::notify_helper (this=0x166e3b0, receiver=0x1cf4c10, e=0x7fff52557de0) at kernel/qapplication.cpp:4458
#23 0x00007f06d128ec6b in QApplication::notify (this=<optimized out>, receiver=0x1cf4c10, e=0x7fff52557de0) at kernel/qapplication.cpp:4047
#24 0x00007f06d246d126 in KApplication::notify (this=0x7fff52558a40, receiver=0x1cf4c10, event=0x7fff52557de0) at ../../kdeui/kernel/kapplication.cpp:311
#25 0x00007f06d2c4eafc in QCoreApplication::notifyInternal (this=0x7fff52558a40, receiver=0x1cf4c10, event=0x7fff52557de0) at kernel/qcoreapplication.cpp:787
#26 0x00007f06d128a3f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#27 QApplicationPrivate::sendMouseEvent (receiver=0x1cf4c10, event=0x7fff52557de0, alienWidget=0x1cf4c10, nativeWidget=0x17e9a10, buttonDown=0x1cf4c10, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#28 0x00007f06d1309945 in QETWidget::translateMouseEvent (this=0x17e9a10, event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#29 0x00007f06d13088be in QApplication::x11ProcessEvent (this=0x7fff52558a40, event=0x7fff52558600) at kernel/qapplication_x11.cpp:3690
#30 0x00007f06d1331412 in x11EventSourceDispatch (s=0x1672d20, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#31 0x00007f06cd331a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f06cd332258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f06cd332429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f06d2c79ed6 in QEventDispatcherGlib::processEvents (this=0x16456f0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#35 0x00007f06d133107e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#36 0x00007f06d2c4dcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#37 0x00007f06d2c4def7 in QEventLoop::exec (this=0x7fff525589d0, flags=...) at kernel/qeventloop.cpp:201
#38 0x00007f06d2c52789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#39 0x000000000041bd67 in main (argc=5, argv=0x7fff52558cb8) at /build/buildd/muon-1.2.1/installer/main.cpp:61

Reported using DrKonqi