Version: unspecified (using KDE 4.5.1) OS: Linux The problem appeared when deleting a new panel in the Desktop. Already had a panel (on the bottom of the screen), but adding the second and then deleted, the error appeared. Reproducible: Couldn't Reproduce Application: Área de trabajo de Plasma (kdeinit4), signal: Segmentation fault [Current thread is 1 (Thread 0x7fda18515760 (LWP 4288))] Thread 3 (Thread 0x7fd9f5376710 (LWP 4290)): #0 0x00007fda15cbde13 in select () from /lib64/libc.so.6 #1 0x00007fda17229bed in QProcessManager::run (this=0x7fda1755ff20) at io/qprocess_unix.cpp:245 #2 0x00007fda17162bf5 in QThreadPrivate::start (arg=0x7fda1755ff20) at thread/qthread_unix.cpp:248 #3 0x00007fda16ed4a4f in start_thread () from /lib64/libpthread.so.0 #4 0x00007fda15cc482d in clone () from /lib64/libc.so.6 #5 0x0000000000000000 in ?? () Thread 2 (Thread 0x7fd9f4325710 (LWP 9423)): #0 0x00007fda16ed939c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007fda0cf78e30 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fda0d25e220) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304 #2 0x00007fda0cf78e69 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fda0d26c2ec) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438 #3 0x00007fda16ed4a4f in start_thread () from /lib64/libpthread.so.0 #4 0x00007fda15cc482d in clone () from /lib64/libc.so.6 #5 0x0000000000000000 in ?? () Thread 1 (Thread 0x7fda18515760 (LWP 4288)): [KCrash Handler] #6 0x00007fda169bc814 in QGraphicsItem::isPanel (this=0x1bc05e0) at graphicsview/qgraphicsitem.cpp:1670 #7 0x00007fda16a02d7b in QGraphicsScene::event (this=0x7d4a20, event=<value optimized out>) at graphicsview/qgraphicsscene.cpp:3444 #8 0x00007fda1641e4d4 in QApplicationPrivate::notify_helper (this=0x686510, receiver=0x7d4a20, e=0x7fffcdfff880) at kernel/qapplication.cpp:4302 #9 0x00007fda16426aca in QApplication::notify (this=<value optimized out>, receiver=0x7d4a20, e=0x7fffcdfff880) at kernel/qapplication.cpp:4185 #10 0x00007fda17eaf1e6 in KApplication::notify (this=0x67b640, receiver=0x7d4a20, event=0x7fffcdfff880) at /usr/src/debug/kdelibs-4.5.1/kdeui/kernel/kapplication.cpp:310 #11 0x00007fda17249e4c in QCoreApplication::notifyInternal (this=0x67b640, receiver=0x7d4a20, event=0x7fffcdfff880) at kernel/qcoreapplication.cpp:726 #12 0x00007fda16a1c54f in sendEvent (this=0xee4420, event=0x7fffcdfff880) at ../../src/corelib/kernel/qcoreapplication.h:215 #13 QGraphicsView::viewportEvent (this=0xee4420, event=0x7fffcdfff880) at graphicsview/qgraphicsview.cpp:2718 #14 0x00007fda17249fd7 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0xdd58b0, event=0x7fffcdfff880) at kernel/qcoreapplication.cpp:841 #15 0x00007fda1641e4a1 in QApplicationPrivate::notify_helper (this=0x686510, receiver=0xdd58b0, e=0x7fffcdfff880) at kernel/qapplication.cpp:4298 #16 0x00007fda16426aca in QApplication::notify (this=<value optimized out>, receiver=0xdd58b0, e=0x7fffcdfff880) at kernel/qapplication.cpp:4185 #17 0x00007fda17eaf1e6 in KApplication::notify (this=0x67b640, receiver=0xdd58b0, event=0x7fffcdfff880) at /usr/src/debug/kdelibs-4.5.1/kdeui/kernel/kapplication.cpp:310 #18 0x00007fda17249e4c in QCoreApplication::notifyInternal (this=0x67b640, receiver=0xdd58b0, event=0x7fffcdfff880) at kernel/qcoreapplication.cpp:726 #19 0x00007fda1646f59a in sendEvent (this=<value optimized out>, event=0x7fffcdfff880) at ../../src/corelib/kernel/qcoreapplication.h:215 #20 QWidget::event (this=<value optimized out>, event=0x7fffcdfff880) at kernel/qwidget.cpp:8300 #21 0x00007fda168017d6 in QFrame::event (this=0xee4420, e=0x7fffcdfff880) at widgets/qframe.cpp:557 #22 0x00007fda168800bb in QAbstractScrollArea::event (this=0xee4420, e=0x7fffcdfff880) at widgets/qabstractscrollarea.cpp:989 #23 0x00007fda1641e4d4 in QApplicationPrivate::notify_helper (this=0x686510, receiver=0xee4420, e=0x7fffcdfff880) at kernel/qapplication.cpp:4302 #24 0x00007fda16426aca in QApplication::notify (this=<value optimized out>, receiver=0xee4420, e=0x7fffcdfff880) at kernel/qapplication.cpp:4185 #25 0x00007fda17eaf1e6 in KApplication::notify (this=0x67b640, receiver=0xee4420, event=0x7fffcdfff880) at /usr/src/debug/kdelibs-4.5.1/kdeui/kernel/kapplication.cpp:310 #26 0x00007fda17249e4c in QCoreApplication::notifyInternal (this=0x67b640, receiver=0xee4420, event=0x7fffcdfff880) at kernel/qcoreapplication.cpp:726 #27 0x00007fda1642271b in sendSpontaneousEvent (act=<value optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:218 #28 QApplication::setActiveWindow (act=<value optimized out>) at kernel/qapplication.cpp:2452 #29 0x00007fda16498e6b in QApplication::x11ProcessEvent (this=0x67b640, event=0x7fffcdffff60) at kernel/qapplication_x11.cpp:3432 #30 0x00007fda164bf492 in x11EventSourceDispatch (s=0x689c70, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146 #31 0x00007fda12dd2a93 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0 #32 0x00007fda12dd3270 in ?? () from /usr/lib64/libglib-2.0.so.0 #33 0x00007fda12dd3510 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0 #34 0x00007fda1727267f in QEventDispatcherGlib::processEvents (this=0x67c070, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412 #35 0x00007fda164bf14e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204 #36 0x00007fda17249292 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149 #37 0x00007fda17249495 in QEventLoop::exec (this=0x7fffce000280, flags=...) at kernel/qeventloop.cpp:201 #38 0x00007fda1724d88b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003 #39 0x00007fda078461fb in kdemain (argc=1, argv=0x675970) at /usr/src/debug/kdebase-workspace-4.5.1/plasma/desktop/shell/main.cpp:118 #40 0x00000000004074a9 in _start ()
*** Bug 256209 has been marked as a duplicate of this bug. ***
*** Bug 256764 has been marked as a duplicate of this bug. ***
[Comment from a bug triager] This may be related to the crashes at bug 226152. Regards
*** This bug has been marked as a duplicate of bug 236640 ***