Bug 272656

Summary: Desktopcrash
Product: [Unmaintained] plasma4 Reporter: Volleybal4life <patrick.kalmeijer>
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED FIXED    
Severity: crash CC: andresbajotierra, aseigo, lehoangphuongbg, maurocivi
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: New crash information added by DrKonqi

Description Volleybal4life 2011-05-06 23:12:08 UTC 
Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.2 (4.6.2) (Compiled from sources)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-9-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:
Searching for Software in the KPackegeKit

- Unusual behavior I noticed:
My desktop suddenly flashed black and turned back to the default wallpaper and resetted my widgets

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f5664ec27c0 (LWP 1495))]

Thread 8 (Thread 0x7f5647fb3700 (LWP 1497)):
#0  0x00007f5659a9fd9d in __pthread_mutex_unlock_usercnt (mutex=0xefc268) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0xefc268) at pthread_mutex_unlock.c:290
#2  0x00007f56591974f5 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f565919800a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f56591989f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f56492e5c44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007f56591bf3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f565721d853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#8  0x00007f5659a9bd8c in start_thread (arg=0x7f5647fb3700) at pthread_create.c:304
#9  0x00007f56647c304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f5639ce7700 (LWP 1501)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f5639ce69e0 in ?? ()
#2  0x00007fffb61ff7b2 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 6 (Thread 0x7f56390bc700 (LWP 1502)):
#0  __pthread_mutex_lock (mutex=0x1291078) at pthread_mutex_lock.c:54
#1  0x00007f5659197461 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f565919800a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5659198639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f56619c4446 in QEventDispatcherGlib::processEvents (this=0x12b6a20, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f5661998882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f5661998abc in QEventLoop::exec (this=0x7f56390bbcd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f56618af924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#8  0x00007f566197ac2f in QInotifyFileSystemWatcherEngine::run (this=0x11f8030) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f56618b2175 in QThreadPrivate::start (arg=0x11f8030) at thread/qthread_unix.cpp:320
#10 0x00007f565721d853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007f5659a9bd8c in start_thread (arg=0x7f56390bc700) at pthread_create.c:304
#12 0x00007f56647c304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f5636605700 (LWP 1888)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f56618b282b in wait (this=<value optimized out>, mutex=0x173a360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x173a360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f565db390b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x17a9db0, th=0x1c0f920) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f565db3b723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x173ce80, th=0x1c0f920) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f565db3a53f in ThreadWeaver::ThreadRunHelper::run (this=0x7f5636604d20, parent=0x17a9db0, th=0x1c0f920) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f565db3a5cb in ThreadWeaver::Thread::run (this=0x1c0f920) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f56618b2175 in QThreadPrivate::start (arg=0x1c0f920) at thread/qthread_unix.cpp:320
#8  0x00007f565721d853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f5659a9bd8c in start_thread (arg=0x7f5636605700) at pthread_create.c:304
#10 0x00007f56647c304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f56487b4700 (LWP 1889)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f56618b282b in wait (this=<value optimized out>, mutex=0x173a360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x173a360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f565db390b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x17a9db0, th=0x1a366e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f565db3b723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x173ce80, th=0x1a366e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f565db3a53f in ThreadWeaver::ThreadRunHelper::run (this=0x7f56487b3d20, parent=0x17a9db0, th=0x1a366e0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f565db3a5cb in ThreadWeaver::Thread::run (this=0x1a366e0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f56618b2175 in QThreadPrivate::start (arg=0x1a366e0) at thread/qthread_unix.cpp:320
#8  0x00007f565721d853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f5659a9bd8c in start_thread (arg=0x7f56487b4700) at pthread_create.c:304
#10 0x00007f56647c304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f5630f57700 (LWP 1890)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f56618b282b in wait (this=<value optimized out>, mutex=0x173a360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x173a360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f565db390b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x17a9db0, th=0x17d1fe0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f565db3b723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x173ce80, th=0x17d1fe0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f565db3a53f in ThreadWeaver::ThreadRunHelper::run (this=0x7f5630f56d20, parent=0x17a9db0, th=0x17d1fe0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f565db3a5cb in ThreadWeaver::Thread::run (this=0x17d1fe0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f56618b2175 in QThreadPrivate::start (arg=0x17d1fe0) at thread/qthread_unix.cpp:320
#8  0x00007f565721d853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f5659a9bd8c in start_thread (arg=0x7f5630f57700) at pthread_create.c:304
#10 0x00007f56647c304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f5630756700 (LWP 1891)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f56618b282b in wait (this=<value optimized out>, mutex=0x173a360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x173a360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f565db390b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x17a9db0, th=0x15f4330) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f565db3b723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x173ce80, th=0x15f4330) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f565db3b73c in ThreadWeaver::WorkingHardState::applyForWork (this=0x173ce80, th=0x15f4330) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f565db3a53f in ThreadWeaver::ThreadRunHelper::run (this=0x7f5630755d20, parent=0x17a9db0, th=0x15f4330) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f565db3a5cb in ThreadWeaver::Thread::run (this=0x15f4330) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f56618b2175 in QThreadPrivate::start (arg=0x15f4330) at thread/qthread_unix.cpp:320
#9  0x00007f565721d853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f5659a9bd8c in start_thread (arg=0x7f5630756700) at pthread_create.c:304
#11 0x00007f56647c304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f5664ec27c0 (LWP 1495)):
[KCrash Handler]
#6  0x00007f56619af8ac in QObject::connect (sender=0x7f5640e49fd0, signal=0x7f5664456596 "2destroyed(QObject*)", receiver=0xd70400, method=0x7f56644672f7 "1onWidgetDestroyed(QObject*)", type=Qt::AutoConnection) at kernel/qobject.cpp:2498
#7  0x00007f5664391ede in Plasma::ToolTipManager::registerWidget (this=0xd70400, widget=0x7f5640e49fd0) at ../../plasma/tooltipmanager.cpp:203
#8  0x00007f5664391fc7 in Plasma::ToolTipManager::setContent (this=0xd70400, widget=0x7f5640e49fd0, data=...) at ../../plasma/tooltipmanager.cpp:222
#9  0x00007f5628697bd7 in ?? () from /usr/lib/pymodules/python2.7/PyKDE4/plasma.so
#10 0x00007f562f60c630 in call_function (f=<value optimized out>, throwflag=<value optimized out>) at ../Python/ceval.c:4013
#11 PyEval_EvalFrameEx (f=<value optimized out>, throwflag=<value optimized out>) at ../Python/ceval.c:2666
#12 0x00007f562f60e27d in PyEval_EvalCodeEx (co=0x7f56413bcab0, globals=<value optimized out>, locals=<value optimized out>, args=<value optimized out>, argcount=3, kws=0x2388f50, kwcount=0, defs=0x7f56419a11e8, defcount=1, closure=0x0) at ../Python/ceval.c:3253
#13 0x00007f562f60c28d in fast_function (f=<value optimized out>, throwflag=<value optimized out>) at ../Python/ceval.c:4109
#14 call_function (f=<value optimized out>, throwflag=<value optimized out>) at ../Python/ceval.c:4034
#15 PyEval_EvalFrameEx (f=<value optimized out>, throwflag=<value optimized out>) at ../Python/ceval.c:2666
#16 0x00007f562f60e27d in PyEval_EvalCodeEx (co=0x7f56413d30b0, globals=<value optimized out>, locals=<value optimized out>, args=<value optimized out>, argcount=2, kws=0x0, kwcount=0, defs=0x0, defcount=0, closure=0x0) at ../Python/ceval.c:3253
#17 0x00007f562f58d192 in function_call (func=0x7f5641927c80, arg=0x7f5641684b48, kw=0x0) at ../Objects/funcobject.c:526
#18 0x00007f562f560a53 in PyObject_Call (func=0x7f5641927c80, arg=<value optimized out>, kw=<value optimized out>) at ../Objects/abstract.c:2529
#19 0x00007f562f5738ff in instancemethod_call (func=0x7f5641927c80, arg=0x7f5641684b48, kw=0x0) at ../Objects/classobject.c:2578
#20 0x00007f562f560a53 in PyObject_Call (func=0x7f5641821730, arg=<value optimized out>, kw=<value optimized out>) at ../Objects/abstract.c:2529
#21 0x00007f562f606627 in PyEval_CallObjectWithKeywords (func=0x7f5641821730, arg=0x7f56415bd190, kw=<value optimized out>) at ../Python/ceval.c:3882
#22 0x00007f562e8dbde8 in sip_api_invoke_slot () from /usr/lib/pymodules/python2.7/sip.so
#23 0x00007f562ec5c81b in ?? () from /usr/lib/pymodules/python2.7/PyQt4/QtCore.so
#24 0x00007f562ec5c932 in ?? () from /usr/lib/pymodules/python2.7/PyQt4/QtCore.so
#25 0x00007f56619ae5f8 in QMetaObject::activate (sender=0x1b0d4b0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fffb61c9c30) at kernel/qobject.cpp:3287
#26 0x00007f562ec64212 in ?? () from /usr/lib/pymodules/python2.7/PyQt4/QtCore.so
#27 0x00007f562ec622e0 in ?? () from /usr/lib/pymodules/python2.7/PyQt4/QtCore.so
#28 0x00007f562ec30058 in ?? () from /usr/lib/pymodules/python2.7/PyQt4/QtCore.so
#29 0x00007f562f60c630 in call_function (f=<value optimized out>, throwflag=<value optimized out>) at ../Python/ceval.c:4013
#30 PyEval_EvalFrameEx (f=<value optimized out>, throwflag=<value optimized out>) at ../Python/ceval.c:2666
#31 0x00007f562f60e27d in PyEval_EvalCodeEx (co=0x7f56415f11b0, globals=<value optimized out>, locals=<value optimized out>, args=<value optimized out>, argcount=2, kws=0x0, kwcount=0, defs=0x0, defcount=0, closure=0x0) at ../Python/ceval.c:3253
#32 0x00007f562f58d192 in function_call (func=0x7f5641835140, arg=0x7f5640f76b48, kw=0x0) at ../Objects/funcobject.c:526
#33 0x00007f562f560a53 in PyObject_Call (func=0x7f5641835140, arg=<value optimized out>, kw=<value optimized out>) at ../Objects/abstract.c:2529
#34 0x00007f562f5738ff in instancemethod_call (func=0x7f5641835140, arg=0x7f5640f76b48, kw=0x0) at ../Objects/classobject.c:2578
#35 0x00007f562f560a53 in PyObject_Call (func=0x7f5640f095a0, arg=<value optimized out>, kw=<value optimized out>) at ../Objects/abstract.c:2529
#36 0x00007f562f606627 in PyEval_CallObjectWithKeywords (func=0x7f5640f095a0, arg=0x7f56413b8f10, kw=<value optimized out>) at ../Python/ceval.c:3882
#37 0x00007f562e8dbde8 in sip_api_invoke_slot () from /usr/lib/pymodules/python2.7/sip.so
#38 0x00007f562ec5c766 in ?? () from /usr/lib/pymodules/python2.7/PyQt4/QtCore.so
#39 0x00007f562ec5c878 in ?? () from /usr/lib/pymodules/python2.7/PyQt4/QtCore.so
#40 0x00007f562ec5c932 in ?? () from /usr/lib/pymodules/python2.7/PyQt4/QtCore.so
#41 0x00007f56619ae5f8 in QMetaObject::activate (sender=0x245c7e0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fffb61ca4a0) at kernel/qobject.cpp:3287
#42 0x00007f566207cd32 in KJob::result (this=<value optimized out>, _t1=0x245c7e0) at ./kjob.moc:194
#43 0x00007f566207cd70 in KJob::emitResult (this=0x245c7e0) at ../../kdecore/jobs/kjob.cpp:312
#44 0x00007f5663e2ec9b in KIO::SimpleJob::slotFinished (this=0x245c7e0) at ../../kio/kio/job.cpp:525
#45 0x00007f5663e34122 in KIO::TransferJob::slotFinished (this=0x245c7e0) at ../../kio/kio/job.cpp:1118
#46 0x00007f5663e38421 in KIO::TransferJob::qt_metacall (this=0x245c7e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffb61ca8d0) at ./jobclasses.moc:367
#47 0x00007f5663e386d0 in KIO::StoredTransferJob::qt_metacall (this=0x245c7e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffb61ca8d0) at ./jobclasses.moc:477
#48 0x00007f56619ae5f8 in QMetaObject::activate (sender=0x1d86420, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3287
#49 0x00007f5663ed5531 in KIO::SlaveInterface::dispatch (this=<value optimized out>, _cmd=104, rawdata=...) at ../../kio/kio/slaveinterface.cpp:173
#50 0x00007f5663ed24b5 in KIO::SlaveInterface::dispatch (this=0x1d86420) at ../../kio/kio/slaveinterface.cpp:89
#51 0x00007f5663ec5e8e in KIO::Slave::gotInput (this=0x1d86420) at ../../kio/kio/slave.cpp:348
#52 0x00007f5663ec64dc in KIO::Slave::qt_metacall (this=0x1d86420, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffb61cace0) at ./slave.moc:82
#53 0x00007f56619ae5f8 in QMetaObject::activate (sender=0x15ca150, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3287
#54 0x00007f5663dffff7 in KIO::ConnectionPrivate::dequeue (this=0x1df15b0) at ../../kio/kio/connection.cpp:82
#55 0x00007f5663e0009d in KIO::Connection::qt_metacall (this=0x15ca150, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x1106930) at ./connection.moc:79
#56 0x00007f56619ad49a in QObject::event (this=0x15ca150, e=<value optimized out>) at kernel/qobject.cpp:1226
#57 0x00007f5660d5a9e4 in QApplicationPrivate::notify_helper (this=0xc94360, receiver=0x15ca150, e=0x19f7b00) at kernel/qapplication.cpp:4462
#58 0x00007f5660d5f3aa in QApplication::notify (this=<value optimized out>, receiver=0x15ca150, e=0x19f7b00) at kernel/qapplication.cpp:4341
#59 0x00007f5662651866 in KApplication::notify (this=0xc80290, receiver=0x15ca150, event=0x19f7b00) at ../../kdeui/kernel/kapplication.cpp:311
#60 0x00007f566199949c in QCoreApplication::notifyInternal (this=0xc80290, receiver=0x15ca150, event=0x19f7b00) at kernel/qcoreapplication.cpp:731
#61 0x00007f566199cc25 in sendEvent (receiver=0x0, event_type=0, data=0xbd3b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#62 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xbd3b60) at kernel/qcoreapplication.cpp:1372
#63 0x00007f56619c4253 in sendPostedEvents (s=0xc925c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#64 postEventSourceDispatch (s=0xc925c0) at kernel/qeventdispatcher_glib.cpp:277
#65 0x00007f5659197bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#66 0x00007f56591983a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#67 0x00007f5659198639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#68 0x00007f56619c43ef in QEventDispatcherGlib::processEvents (this=0xbd3340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#69 0x00007f5660e01dfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#70 0x00007f5661998882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#71 0x00007f5661998abc in QEventLoop::exec (this=0x7fffb61cb6c0, flags=...) at kernel/qeventloop.cpp:201
#72 0x00007f566199cecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#73 0x00007f5664aaf897 in kdemain (argc=1, argv=0x7fffb61cba88) at ../../../../plasma/desktop/shell/main.cpp:118
#74 0x00007f56646fbeff in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fffb61cba88, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fffb61cba78) at libc-start.c:226
#75 0x0000000000400669 in _start ()

Possible duplicates by query: bug 254412, bug 253637.

Reported using DrKonqi
Comment 1 Dario Andres 2011-05-10 01:09:34 UTC 
[Comment from a bug report cleaner]
- Which third-party widgets do you have on your desktop ?
The crash is related to the Python scriptengine, so you must have some Python-powered widget or component
Regards
Comment 2 Volleybal4life 2011-05-10 05:25:55 UTC 
I only run the Weather forecast widget
Comment 3 Beat Wolf 2011-05-29 17:37:33 UTC 
*** Bug 274428 has been marked as a duplicate of this bug. ***
Comment 4 Lê Hoàng Phương 2011-09-15 14:33:27 UTC 
Created attachment 63666 [details]
New crash information added by DrKonqi

plasma-desktop (0.4) on KDE Platform 4.7.1 (4.7.1) using Qt 4.7.4

- What I was doing when the application crashed:
click on gmail-plasmoid settings.
SOmetimes when I just added it to the panel, the plasma also crashed

-- Backtrace (Reduced):
#8  0x01fba850 in QObject::connect (sender=0xbbd8970, signal=0x3846d4 "2destroyed(QObject*)", receiver=0x8c979c8, method=0x3958c4 "1onWidgetDestroyed(QObject*)", type=Qt::AutoConnection) at kernel/qobject.cpp:2489
#9  0x002a5f9b in Plasma::ToolTipManager::registerWidget (this=0x8c979c8, widget=0xbbd8970) at ../../plasma/tooltipmanager.cpp:208
#10 0x002a6095 in Plasma::ToolTipManager::setContent (this=0x8c979c8, widget=0xbbd8970, data=...) at ../../plasma/tooltipmanager.cpp:227
#11 0xa516f688 in meth_Plasma_ToolTipManager_setContent (sipSelf=<ToolTipManager at remote 0xc283b24>, sipArgs=(<Applet at remote 0xb7e7f5c>, <ToolTipContent at remote 0xc283fa4>)) at sip/plasma/sipplasmapart3.cpp:17127
#12 0xa5c6fb0f in PyCFunction_Call (func=<built-in method setContent of ToolTipManager object at remote 0xc283b24>, arg=(<Applet at remote 0xb7e7f5c>, <ToolTipContent at remote 0xc283fa4>), kw=0x0) at ../Objects/methodobject.c:116