Application: plasma-desktop (0.3)
KDE Platform Version: 4.5.3 (KDE 4.5.3)
Qt Version: 4.7.0
Operating System: Linux 2.6.32-33-generic i686
Distribution: Ubuntu 10.04.3 LTS

-- Information about the crash:
- What I was doing when the application crashed: I open Playlist -> Script manager, after i closed it, and plasma crashed. 
 
- Unusual behavior I noticed: After the crash the monitor became black, but the songs were played

The crash can be reproduced some of the time.

-- Backtrace:
Application: Spazio di lavoro di Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7839720 (LWP 1553))]

Thread 2 (Thread 0xae6b9b70 (LWP 1555)):
#0  0x0187ce16 in clock_gettime () from /lib/tls/i686/cmov/librt.so.1
#1  0x0522248b in do_gettime () at tools/qelapsedtimer_unix.cpp:105
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:119
#3  0x052f8965 in QTimerInfoList::updateCurrentTime (this=0x84f5524) at kernel/qeventdispatcher_unix.cpp:339
#4  0x052f89aa in QTimerInfoList::timerWait (this=0x84f5524, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0x052f6a38 in timerSourcePrepareHelper (src=<value optimized out>, timeout=0xae6b90ac) at kernel/qeventdispatcher_glib.cpp:136
#6  0x052f6ac5 in timerSourcePrepare (source=0x0, timeout=0x1880ff4) at kernel/qeventdispatcher_glib.cpp:169
#7  0x01c10aca in g_main_context_prepare () from /lib/libglib-2.0.so.0
#8  0x01c10ee9 in ?? () from /lib/libglib-2.0.so.0
#9  0x01c114b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#10 0x052f682f in QEventDispatcherGlib::processEvents (this=0x8280d48, flags=...) at kernel/qeventdispatcher_glib.cpp:417
#11 0x052c6a99 in QEventLoop::processEvents (this=0xae6b9280, flags=) at kernel/qeventloop.cpp:149
#12 0x052c6f1a in QEventLoop::exec (this=0xae6b9280, flags=...) at kernel/qeventloop.cpp:201
#13 0x051c3c5e in QThread::exec (this=0x852b1c8) at thread/qthread.cpp:490
#14 0x052a59ab in QInotifyFileSystemWatcherEngine::run (this=0x852b1c8) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x051c6f39 in QThreadPrivate::start (arg=0x852b1c8) at thread/qthread_unix.cpp:266
#16 0x0043596e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#17 0x0099ba4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb7839720 (LWP 1553)):
[KCrash Handler]
#7  0x035770fc in TaskManager::Task::icon(int, int, bool) () from /usr/lib/libtaskmanager.so.4
#8  0x0360c0ea in ?? () from /usr/lib/kde4/plasma_applet_daisy.so
#9  0x03613763 in ?? () from /usr/lib/kde4/plasma_applet_daisy.so
#10 0x052cdd4a in QMetaObject::metacall (object=0x83be078, cl=QMetaObject::InvokeMetaMethod, idx=-1074646412, argv=0x20) at kernel/qmetaobject.cpp:237
#11 0x052e0ab5 in QMetaObject::activate (sender=0x8206d40, m=0xfdafec, local_signal_index=9, argv=0xbff233d4) at kernel/qobject.cpp:3280
#12 0x00f64d09 in KWindowSystem::windowChanged (this=0x8206d40, _t1=81789340, _t2=0xbff23434) at ./kwindowsystem.moc:178
#13 0x00f682b6 in KWindowSystemPrivate::x11Event (this=0x824e730, ev=0xbff2392c) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:184
#14 0x00e010ba in KAppX11HackWidget::publicx11Event (this=0x812ecf0, _event=0xbff2392c) at ../../kdeui/kernel/kapplication.cpp:915
#15 KApplication::x11EventFilter (this=0x812ecf0, _event=0xbff2392c) at ../../kdeui/kernel/kapplication.cpp:966
#16 0x0015af9a in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#17 0x073445f0 in qt_x11EventFilter (ev=0xbff2392c) at kernel/qapplication_x11.cpp:408
#18 0x07355030 in QApplication::x11ProcessEvent (this=0x812ecf0, event=0xbff2392c) at kernel/qapplication_x11.cpp:3248
#19 0x0738570a in x11EventSourceDispatch (s=0x81424e8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#20 0x01c0d5e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#21 0x01c112d8 in ?? () from /lib/libglib-2.0.so.0
#22 0x01c114b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#23 0x052f67f5 in QEventDispatcherGlib::processEvents (this=0x8118568, flags=...) at kernel/qeventdispatcher_glib.cpp:415
#24 0x07384f85 in QGuiEventDispatcherGlib::processEvents (this=0x8118568, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#25 0x052c6a99 in QEventLoop::processEvents (this=0xbff23c24, flags=) at kernel/qeventloop.cpp:149
#26 0x052c6f1a in QEventLoop::exec (this=0xbff23c24, flags=...) at kernel/qeventloop.cpp:201
#27 0x052cb4cf in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#28 0x072c2557 in QApplication::exec () at kernel/qapplication.cpp:3672
#29 0x00142e07 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#30 0x0804860b in _start ()

Possible duplicates by query: bug 264904, bug 264838, bug 264049, bug 261490, bug 261425.

Reported using DrKonqi