Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-28-generic x86_64
Distribution: Ubuntu 10.10

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

- Unusual behavior I noticed: Before it crashed the whole desktop didn't work i mean nothing

The crash can be reproduced every time.

-- Backtrace:
Application: Shell de escritorio Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fd42f855780 (LWP 1481))]

Thread 3 (Thread 0x7fd40c98b700 (LWP 1485)):
#0  0x00007fd423de7a10 in g_main_context_query () from /lib/libglib-2.0.so.0
#1  0x00007fd423decefc in ?? () from /lib/libglib-2.0.so.0
#2  0x00007fd423ded45c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007fd42c2b51e6 in QEventDispatcherGlib::processEvents (this=0x1e23b90, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007fd42c287a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007fd42c287dec in QEventLoop::exec (this=0x7fd40c98ad90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007fd42c1922fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007fd42c2675f8 in QInotifyFileSystemWatcherEngine::run (this=0x1e6e960) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fd42c19527e in QThreadPrivate::start (arg=0x1e6e960) at thread/qthread_unix.cpp:266
#9  0x00007fd42449f971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007fd42f15b92d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fd40612d700 (LWP 1486)):
#0  0x00007fd42f14f203 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fd423ded009 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007fd423ded45c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007fd42c2b51e6 in QEventDispatcherGlib::processEvents (this=0x1ed62e0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007fd42c287a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007fd42c287dec in QEventLoop::exec (this=0x7fd40612cd90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007fd42c1922fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007fd42c2675f8 in QInotifyFileSystemWatcherEngine::run (this=0x1f454a0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fd42c19527e in QThreadPrivate::start (arg=0x1f454a0) at thread/qthread_unix.cpp:266
#9  0x00007fd42449f971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007fd42f15b92d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fd42f855780 (LWP 1481)):
[KCrash Handler]
#6  QGraphicsItem::setVisible (this=0x6f006700650084, visible=false) at graphicsview/qgraphicsitem.cpp:2411
#7  0x00007fd4137ec6df in hide (this=0x1c941c0) at /usr/include/qt4/QtGui/qgraphicsitem.h:221
#8  MicroBlog::downloadHistory (this=0x1c941c0) at ../../../applets/microblog/microblog.cpp:839
#9  0x00007fd4137eeb40 in MicroBlog::configChanged (this=0x1c941c0) at ../../../applets/microblog/microblog.cpp:368
#10 0x00007fd4137e9957 in MicroBlog::init (this=0x1c941c0) at ../../../applets/microblog/microblog.cpp:88
#11 0x00007fd42ec66cc0 in Plasma::ContainmentPrivate::initApplets (this=0x1bd5560) at ../../plasma/containment.cpp:463
#12 0x00007fd42ec7bc8c in Plasma::CoronaPrivate::importLayout (this=0x16e6870, conf=<value optimized out>, mergeConfig=<value optimized out>) at ../../plasma/corona.cpp:566
#13 0x00007fd42ec7c793 in Plasma::Corona::loadLayout (this=0x17c8330, configName=...) at ../../plasma/corona.cpp:494
#14 0x00007fd42ec7d283 in Plasma::Corona::initializeLayout (this=0x17c8330, configName=...) at ../../plasma/corona.cpp:397
#15 0x00007fd42f455140 in PlasmaApp::corona (this=0x16d4180) at ../../../../plasma/desktop/shell/plasmaapp.cpp:797
#16 0x00007fd42f45549c in PlasmaApp::setupDesktop (this=0x16d4180) at ../../../../plasma/desktop/shell/plasmaapp.cpp:299
#17 0x00007fd42f457e7c in PlasmaApp::qt_metacall (this=0x16d4180, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x17b0b60) at ./plasmaapp.moc:155
#18 0x00007fd42c29abde in QObject::event (this=0x16d4180, e=0x6f006700650084) at kernel/qobject.cpp:1219
#19 0x00007fd42b5f3186 in QApplication::event (this=0x16d4180, e=0x17b6110) at kernel/qapplication.cpp:2439
#20 0x00007fd42b5effdc in QApplicationPrivate::notify_helper (this=0x16e5020, receiver=0x16d4180, e=0x17b6110) at kernel/qapplication.cpp:4396
#21 0x00007fd42b5f5aed in QApplication::notify (this=0x16d4180, receiver=0x16d4180, e=0x17b6110) at kernel/qapplication.cpp:4277
#22 0x00007fd42cf8f2f6 in KApplication::notify (this=0x16d4180, receiver=0x16d4180, event=0x17b6110) at ../../kdeui/kernel/kapplication.cpp:311
#23 0x00007fd42c288cdc in QCoreApplication::notifyInternal (this=0x16d4180, receiver=0x16d4180, event=0x17b6110) at kernel/qcoreapplication.cpp:732
#24 0x00007fd42c28bc22 in sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x16957a0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#25 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x16957a0) at kernel/qcoreapplication.cpp:1373
#26 0x00007fd42c2b5653 in sendPostedEvents (s=0x16eaa00) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#27 postEventSourceDispatch (s=0x16eaa00) at kernel/qeventdispatcher_glib.cpp:277
#28 0x00007fd423de9342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#29 0x00007fd423ded2a8 in ?? () from /lib/libglib-2.0.so.0
#30 0x00007fd423ded45c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#31 0x00007fd42c2b5193 in QEventDispatcherGlib::processEvents (this=0x16952b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#32 0x00007fd42b6a2a4e in QGuiEventDispatcherGlib::processEvents (this=0x6f006700650084, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#33 0x00007fd42c287a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#34 0x00007fd42c287dec in QEventLoop::exec (this=0x7fffb1ca3bd0, flags=) at kernel/qeventloop.cpp:201
#35 0x00007fd42c28bebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#36 0x00007fd42f439fb3 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#37 0x00007fd42f093d8e in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fffb1ca3fa8) at libc-start.c:226
#38 0x0000000000400669 in _start ()

Possible duplicates by query: bug 271179, bug 271121, bug 271081, bug 270651, bug 270495.

Reported using DrKonqi