Bug 312245 - Plasma crashed while trying to find the other desktops
Summary: Plasma crashed while trying to find the other desktops
Status: RESOLVED UNMAINTAINED
Alias: None
Product: plasma4
Classification: Unmaintained
Component: plasma-netbook (show other bugs)
Version: 4.9.4
Platform: Ubuntu Linux
: NOR crash
Target Milestone: ---
Assignee: Marco Martin
URL:
Keywords:
: 318167 319834 (view as bug list)
Depends on:
Blocks:
 
Reported: 2012-12-27 00:51 UTC by Alonzo Fretwell
Modified: 2018-06-08 19:35 UTC (History)
3 users (show)

See Also:
Latest Commit:
Version Fixed In:
Sentry Crash Report:


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Description Alonzo Fretwell 2012-12-27 00:51:24 UTC
Application: plasma-netbook (0.2)
KDE Platform Version: 4.9.4
Qt Version: 4.8.3
Operating System: Linux 3.5.0-21-generic i686
Distribution: Ubuntu 12.10

-- Information about the crash:
- What I was doing when the application crashed:
I was attempting to learn how to switch between desktops because this is one of the most important features to me. I could not find any way to switch desktops through the various visible controls or usual short-cut keys. Subsequently I typed "desktop" into the Search and launch search box. At this point the Search and launch screen began to load with icons and then crashed.

-- Backtrace:
Application: Plasma Netbook Shell (plasma-netbook), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb1d8a740 (LWP 1781))]

Thread 11 (Thread 0xaa2a7b40 (LWP 1808)):
#0  0xb2f92a77 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb2f93448 in g_private_get () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb2f77904 in g_thread_self () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2f51e4f in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb649799f in QEventDispatcherGlib::processEvents (this=0xa9900468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0xb646426c in QEventLoop::processEvents (this=this@entry=0xaa2a7228, flags=...) at kernel/qeventloop.cpp:149
#6  0xb6464561 in QEventLoop::exec (this=0xaa2a7228, flags=...) at kernel/qeventloop.cpp:204
#7  0xb634f66c in QThread::exec (this=0x87af4f0) at thread/qthread.cpp:501
#8  0xb64427bd in QInotifyFileSystemWatcherEngine::run (this=0x87af4f0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0xb6352a58 in QThreadPrivate::start (arg=0x87af4f0) at thread/qthread_unix.cpp:338
#10 0xb3201d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0xb765ad3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 10 (Thread 0xa98ffb40 (LWP 1809)):
#0  0xb300adcd in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0xb63b0fb5 in do_gettime (frac=0xa98fef70, sec=0xa98fef68) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb649836e in QTimerInfoList::updateCurrentTime (this=0xa8f02074) at kernel/qeventdispatcher_unix.cpp:343
#4  0x7fffffff in ?? ()
#5  0xb64986fa in QTimerInfoList::timerWait (this=0xa8f02074, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#6  0x7fffffff in ?? ()

Thread 9 (Thread 0xa84ffb40 (LWP 1815)):
#0  0xb7752424 in __kernel_vsyscall ()
#1  0xb320596b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb766864c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb4fcf0e9 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb4fcf1df in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb3201d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb765ad3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 8 (Thread 0xa7bfeb40 (LWP 1816)):
#0  0xb76688a4 in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#1  0xb2f92f10 in g_mutex_unlock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb2f518d8 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2f51d80 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2f51e61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb649799f in QEventDispatcherGlib::processEvents (this=0x87fd958, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb646426c in QEventLoop::processEvents (this=this@entry=0xa7bfe258, flags=...) at kernel/qeventloop.cpp:149
#7  0xb6464561 in QEventLoop::exec (this=0xa7bfe258, flags=...) at kernel/qeventloop.cpp:204
#8  0xb634f66c in QThread::exec (this=this@entry=0x87fd5a8) at thread/qthread.cpp:501
#9  0xb634f7cb in QThread::run (this=0x87fd5a8) at thread/qthread.cpp:568
#10 0xb6352a58 in QThreadPrivate::start (arg=0x87fd5a8) at thread/qthread_unix.cpp:338
#11 0xb3201d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb765ad3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 7 (Thread 0xa6dd0b40 (LWP 1818)):
#0  0xb7752424 in __kernel_vsyscall ()
#1  0xb320596b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb766864c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb6ebf1cd in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0xb6ebf1ff in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0xb3201d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb765ad3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 6 (Thread 0xa461eb40 (LWP 1829)):
#0  0xb7752424 in __kernel_vsyscall ()
#1  0xb764c5f0 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb2f6074b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2f51d00 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2f521db in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xa5a1cb7a in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0xb2f77303 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb3201d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb765ad3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 5 (Thread 0xa3335b40 (LWP 2529)):
#0  0xb7752424 in __kernel_vsyscall ()
#1  0xb320596b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb766864c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb6353030 in wait (time=4294967295, this=0x87fa440) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x87daf30, mutex=0x87d91c0, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb3a72b45 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x87daf18, th=0x959ed98) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3a7596b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x87c7a20, th=0x959ed98) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3a726aa in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x87daf18, th=0x959ed98) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3a75ac4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87c7a20, th=0x959ed98) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3a725a3 in ThreadWeaver::WeaverImpl::applyForWork (this=0x87daf18, th=0x959ed98, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3a75ae0 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87c7a20, th=0x959ed98) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb3a725a3 in ThreadWeaver::WeaverImpl::applyForWork (this=0x87daf18, th=0x959ed98, previous=0x93b8298) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb3a74524 in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0xa3335284, parent=0x87daf18, th=th@entry=0x959ed98) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb3a745da in ThreadWeaver::Thread::run (this=0x959ed98) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb6352a58 in QThreadPrivate::start (arg=0x959ed98) at thread/qthread_unix.cpp:338
#15 0xb3201d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0xb765ad3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 4 (Thread 0xa4e1fb40 (LWP 2530)):
#0  0xb7752424 in __kernel_vsyscall ()
#1  0xb320596b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb766864c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb6353030 in wait (time=4294967295, this=0x87fa440) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x87daf30, mutex=0x87d91c0, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb3a72b45 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x87daf18, th=0x9bd0da0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3a7596b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x87c7a20, th=0x9bd0da0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3a726aa in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x87daf18, th=0x9bd0da0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3a75ac4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87c7a20, th=0x9bd0da0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3a725a3 in ThreadWeaver::WeaverImpl::applyForWork (this=0x87daf18, th=0x9bd0da0, previous=0x9c81f78) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3a74524 in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0xa4e1f284, parent=0x87daf18, th=th@entry=0x9bd0da0) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb3a745da in ThreadWeaver::Thread::run (this=0x9bd0da0) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb6352a58 in QThreadPrivate::start (arg=0x9bd0da0) at thread/qthread_unix.cpp:338
#13 0xb3201d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb765ad3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xa1b45b40 (LWP 2531)):
#0  0xb7752424 in __kernel_vsyscall ()
#1  0xb320596b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb766864c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb6353030 in wait (time=4294967295, this=0x87fa440) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x87daf30, mutex=0x87d91c0, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb3a72b45 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x87daf18, th=0x9ca4148) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3a7596b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x87c7a20, th=0x9ca4148) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3a726aa in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x87daf18, th=0x9ca4148) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3a75ac4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87c7a20, th=0x9ca4148) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3a725a3 in ThreadWeaver::WeaverImpl::applyForWork (this=0x87daf18, th=0x9ca4148, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3a75ae0 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87c7a20, th=0x9ca4148) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb3a725a3 in ThreadWeaver::WeaverImpl::applyForWork (this=0x87daf18, th=0x9ca4148, previous=0x9b27978) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb3a74524 in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0xa1b45284, parent=0x87daf18, th=th@entry=0x9ca4148) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb3a745da in ThreadWeaver::Thread::run (this=0x9ca4148) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb6352a58 in QThreadPrivate::start (arg=0x9ca4148) at thread/qthread_unix.cpp:338
#15 0xb3201d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0xb765ad3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xa1344b40 (LWP 2532)):
#0  0xb7752424 in __kernel_vsyscall ()
#1  0xb320596b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb766864c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb6353030 in wait (time=4294967295, this=0x87fa440) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x87daf30, mutex=0x87d91c0, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb3a72b45 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x87daf18, th=0x94e6430) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3a7596b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x87c7a20, th=0x94e6430) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3a726aa in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x87daf18, th=0x94e6430) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3a75ac4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x87c7a20, th=0x94e6430) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3a725a3 in ThreadWeaver::WeaverImpl::applyForWork (this=0x87daf18, th=0x94e6430, previous=0x9501e28) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3a74524 in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0xa1344284, parent=0x87daf18, th=th@entry=0x94e6430) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb3a745da in ThreadWeaver::Thread::run (this=0x94e6430) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb6352a58 in QThreadPrivate::start (arg=0x94e6430) at thread/qthread_unix.cpp:338
#13 0xb3201d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb765ad3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb1d8a740 (LWP 1781)):
[KCrash Handler]
#7  operator== (value=0, this=0x9) at /usr/include/qt4/QtCore/qbasicatomic.h:70
#8  isNull (this=0xa85775a8) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:580
#9  operator QWeakPointer<Plasma::AbstractRunner>::RestrictedBool (this=0xa85775a8) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:582
#10 Plasma::QueryMatch::isEnabled (this=0xbfea54fc) at ../../plasma/querymatch.cpp:220
#11 0xb73e6a5e in Plasma::RunnerManager::run (this=this@entry=0x87b6430, match=...) at ../../plasma/runnermanager.cpp:600
#12 0xb73e6d2b in Plasma::RunnerManager::run (this=0x87b6430, id=...) at ../../plasma/runnermanager.cpp:595
#13 0xaf453743 in KRunnerItemHandler::openUrl (url=...) at ../../../../../plasma/netbook/containments/sal/models/krunnermodel.cpp:78
#14 0xaf442c88 in SearchLaunch::launch (this=this@entry=0x8743d70, index=...) at ../../../../../plasma/netbook/containments/sal/sal.cpp:352
#15 0xaf44681e in qt_static_metacall (_a=0xbfea56b8, _id=15, _o=0x8743d70, _c=<optimized out>) at ./sal.moc:96
#16 SearchLaunch::qt_static_metacall (_o=0x8743d70, _c=QMetaObject::InvokeMetaMethod, _id=15, _a=0xbfea56b8) at ./sal.moc:75
#17 0xb647ded6 in QMetaObject::activate (sender=0x870b5a8, m=0xaf465508 <ItemView::staticMetaObject>, local_signal_index=1, argv=0xbfea56b8) at kernel/qobject.cpp:3547
#18 0xaf44dba5 in ItemView::itemActivated (this=this@entry=0x870b5a8, _t1=...) at ./itemview.moc:133
#19 0xaf44e157 in qt_static_metacall (_a=0xbfea57d8, _id=1, _o=0x870b5a8, _c=<optimized out>) at ./itemview.moc:68
#20 ItemView::qt_static_metacall (_o=0x870b5a8, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0xbfea57d8) at ./itemview.moc:61
#21 0xb647ded6 in QMetaObject::activate (sender=0x8711ca0, m=0xaf465354 <ItemContainer::staticMetaObject>, local_signal_index=1, argv=0xbfea57d8) at kernel/qobject.cpp:3547
#22 0xaf447f95 in ItemContainer::itemActivated (this=this@entry=0x8711ca0, _t1=...) at ./itemcontainer.moc:146
#23 0xaf448067 in ItemContainer::itemClicked (this=0x8711ca0) at ../../../../../plasma/netbook/containments/sal/itemcontainer.cpp:694
#24 0xb647ded6 in QMetaObject::activate (sender=0x9156170, m=0xb7564730 <Plasma::IconWidget::staticMetaObject>, local_signal_index=1, argv=0x0) at kernel/qobject.cpp:3547
#25 0xb7421515 in Plasma::IconWidget::clicked (this=this@entry=0x9156170) at ./iconwidget.moc:223
#26 0xb7423ce5 in Plasma::IconWidget::mouseReleaseEvent (this=0x9156170, event=0xbfea6000) at ../../plasma/widgets/iconwidget.cpp:1455
#27 0xaf4517c3 in ResultWidget::mouseReleaseEvent (this=0x9156170, event=0xbfea6000) at ../../../../../plasma/netbook/containments/sal/resultwidget.cpp:76
#28 0xb5fb8c47 in QGraphicsItem::sceneEvent (this=0x9156178, event=0xbfea6000) at graphicsview/qgraphicsitem.cpp:6741
#29 0xb6017a26 in QGraphicsWidget::sceneEvent (this=0x9156170, event=0xbfea6000) at graphicsview/qgraphicswidget.cpp:1229
#30 0xb5fe3b30 in sendEvent (event=0xbfea6000, item=0x9156178, this=<optimized out>) at graphicsview/qgraphicsscene.cpp:1221
#31 QGraphicsScenePrivate::sendEvent (this=0x847d960, item=0x9156178, event=0xbfea6000) at graphicsview/qgraphicsscene.cpp:1197
#32 0xb5fe4731 in sendMouseEvent (mouseEvent=0xbfea6000, this=0x847d960) at graphicsview/qgraphicsscene.cpp:1295
#33 QGraphicsScenePrivate::sendMouseEvent (this=0x847d960, mouseEvent=0xbfea6000) at graphicsview/qgraphicsscene.cpp:1274
#34 0xb5fe5137 in QGraphicsScene::mouseReleaseEvent (this=0x847d948, mouseEvent=0xbfea6000) at graphicsview/qgraphicsscene.cpp:4128
#35 0xb5ff8eaa in QGraphicsScene::event (this=0x847d948, event=0xbfea6000) at graphicsview/qgraphicsscene.cpp:3458
#36 0xb595639c in QApplicationPrivate::notify_helper (this=0x8382278, receiver=0x847d948, e=0xbfea6000) at kernel/qapplication.cpp:4562
#37 0xb595adaf in QApplication::notify (this=0xbfea6000, receiver=0x847d948, e=0xbfea6000) at kernel/qapplication.cpp:3944
#38 0xb6af5e91 in KApplication::notify (this=0x8379490, receiver=0x847d948, event=0xbfea6000) at ../../kdeui/kernel/kapplication.cpp:311
#39 0xb646578e in QCoreApplication::notifyInternal (this=0x8379490, receiver=0x847d948, event=0xbfea6000) at kernel/qcoreapplication.cpp:915
#40 0xb595424d in sendSpontaneousEvent (event=0xbfea6000, receiver=0x847d948) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#41 qt_sendSpontaneousEvent (receiver=0x847d948, event=0xbfea6000) at kernel/qapplication.cpp:5560
#42 0xb6012262 in QGraphicsView::mouseReleaseEvent (this=0x8465a68, event=0xbfea6754) at graphicsview/qgraphicsview.cpp:3338
#43 0xb59af6df in QWidget::event (this=0x8465a68, event=0xbfea6754) at kernel/qwidget.cpp:8371
#44 0xb5dbff15 in QFrame::event (this=0x8465a68, e=0xbfea6754) at widgets/qframe.cpp:557
#45 0xb5e50733 in QAbstractScrollArea::viewportEvent (this=0x8465a68, e=0xbfea6754) at widgets/qabstractscrollarea.cpp:1043
#46 0xb6015e1c in QGraphicsView::viewportEvent (this=0x8465a68, event=0xbfea6754) at graphicsview/qgraphicsview.cpp:2866
#47 0xb5e52ef6 in viewportEvent (event=0xbfea6754, this=<optimized out>) at widgets/qabstractscrollarea_p.h:100
#48 QAbstractScrollAreaFilter::eventFilter (this=0x8467ea8, o=0x84659b0, e=0xbfea6754) at widgets/qabstractscrollarea_p.h:116
#49 0xb64658fe in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8382278, receiver=0x84659b0, event=0xbfea6754) at kernel/qcoreapplication.cpp:1025
#50 0xb595636d in QApplicationPrivate::notify_helper (this=0x8382278, receiver=0x84659b0, e=0xbfea6754) at kernel/qapplication.cpp:4558
#51 0xb595b892 in QApplication::notify (this=0x8382278, receiver=0x84659b0, e=0xbfea6754) at kernel/qapplication.cpp:4105
#52 0xb6af5e91 in KApplication::notify (this=0x8379490, receiver=0x84659b0, event=0xbfea6754) at ../../kdeui/kernel/kapplication.cpp:311
#53 0xb646578e in QCoreApplication::notifyInternal (this=0x8379490, receiver=0x84659b0, event=0xbfea6754) at kernel/qcoreapplication.cpp:915
#54 0xb5957206 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#55 QApplicationPrivate::sendMouseEvent (receiver=0x84659b0, event=0xbfea6754, alienWidget=0x84659b0, nativeWidget=0x8465a68, buttonDown=0xb62e7d14 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3173
#56 0xb59e2a75 in QETWidget::translateMouseEvent (this=0x8465a68, event=0xbfea6b7c) at kernel/qapplication_x11.cpp:4622
#57 0xb59e1705 in QApplication::x11ProcessEvent (this=0x8379490, event=0xbfea6b7c) at kernel/qapplication_x11.cpp:3737
#58 0xb5a0cdc4 in x11EventSourceDispatch (s=0x83810d8, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#59 0xb2f519e3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#60 0xb2f51d80 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#61 0xb2f51e61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#62 0xb6497981 in QEventDispatcherGlib::processEvents (this=0x8350eb8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#63 0xb5a0c9aa in QGuiEventDispatcherGlib::processEvents (this=0x8350eb8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#64 0xb646426c in QEventLoop::processEvents (this=this@entry=0xbfea6e78, flags=...) at kernel/qeventloop.cpp:149
#65 0xb6464561 in QEventLoop::exec (this=0xbfea6e78, flags=...) at kernel/qeventloop.cpp:204
#66 0xb6469cba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#67 0xb5953fc4 in QApplication::exec () at kernel/qapplication.cpp:3823
#68 0xb773e304 in kdemain (argc=1, argv=0xbfea7044) at ../../../../plasma/netbook/shell/main.cpp:79
#69 0x0804855b in main (argc=1, argv=0xbfea7044) at plasma-netbook_dummy.cpp:3

Possible duplicates by query: bug 292070.

Reported using DrKonqi
Comment 1 Christoph Feck 2013-04-11 11:34:23 UTC
*** Bug 318167 has been marked as a duplicate of this bug. ***
Comment 2 Martin Flöser 2013-06-03 16:17:29 UTC
*** Bug 319834 has been marked as a duplicate of this bug. ***
Comment 3 Nate Graham 2018-06-08 19:35:49 UTC
Hello!

This bug report was filed for KDE Plasma 4, which reached end-of-support status in August 2015. KDE Plasma 5's desktop shell has been almost completely rewritten for better performance and usability, so it is likely that this bug is already resolved in Plasma 5.

Accordingly, we hope you understand why we must close this bug report. If the issue described  here is still present in KDE Plasma 5.12 or later, please feel free to open a new ticket in the "plasmashell" product after reading https://community.kde.org/Get_Involved/Bug_Reporting

If you would like to get involved in KDE's bug triaging effort so that future mass bug closes like this are less likely, please read https://community.kde.org/Get_Involved#Bug_Triaging

Thanks for your understanding!

Nate Graham