Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.3 (KDE 4.3.3)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-15-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
I tried to install google translate widget. Just Dragged and dropped Google translate gadget onto desktop and it crashed

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb76f8700 (LWP 2578))]

Thread 2 (Thread 0xaa31fb70 (LWP 2582)):
#0  0x008ca422 in __kernel_vsyscall ()
#1  0x006f6e15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x0082b78d in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x00c0fe67 in QWaitConditionPrivate::wait (this=0x8de7e18, mutex=0x8de7e14, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  QWaitCondition::wait (this=0x8de7e18, mutex=0x8de7e14, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#5  0x00a76922 in QHostInfoAgent::run (this=0x8de7e08) at kernel/qhostinfo.cpp:260
#6  0x00c0ee32 in QThreadPrivate::start (arg=0x8de7e08) at thread/qthread_unix.cpp:188
#7  0x006f280e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#8  0x0081e7ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb76f8700 (LWP 2578)):
[KCrash Handler]
#6  0x014ff6ce in Plasma::Applet::flushPendingConstraintsEvents (this=0xa1fd638) at ../../plasma/applet.cpp:1114
#7  0x0151a33b in Plasma::Containment::addApplet (this=0x8733510, applet=0xa1fd638, pos=..., delayInit=false) at ../../plasma/containment.cpp:824
#8  0x0151a52b in Plasma::ContainmentPrivate::addApplet (this=0x87297b0, name=..., args=..., appletGeometry=..., id=0, delayInit=<value optimized out>) at ../../plasma/containment.cpp:1857
#9  0x0151a789 in Plasma::Containment::addApplet (this=0x8733510, name=..., args=..., appletGeometry=...) at ../../plasma/containment.cpp:749
#10 0x0151aeb5 in Plasma::ContainmentPrivate::dropData (this=0x87297b0, event=0xbfb12c40) at ../../plasma/containment.cpp:1103
#11 0x01a2950d in ?? () from /usr/lib/kde4/plasma_containment_desktop.so
#12 0x02ccd802 in QGraphicsItem::sceneEvent (this=0x8733518, event=0x8733510) at graphicsview/qgraphicsitem.cpp:5012
#13 0x02d1a9ef in QGraphicsWidget::sceneEvent (this=0x8733510, event=0xbfb12c40) at graphicsview/qgraphicswidget.cpp:1110
#14 0x02cefe14 in QGraphicsScenePrivate::sendEvent (this=0x82ead28, item=0x8733518, event=0xbfb12c40) at graphicsview/qgraphicsscene.cpp:1159
#15 0x02cf1a88 in QGraphicsScenePrivate::sendDragDropEvent (this=0x82ead28, item=0x8733518, dragDropEvent=0xbfb12c40) at graphicsview/qgraphicsscene.cpp:1188
#16 0x02cf1aca in QGraphicsScene::dropEvent (this=0x82c8d20, event=0xbfb12c40) at graphicsview/qgraphicsscene.cpp:4095
#17 0x02cfde9f in QGraphicsScene::event (this=0x82c8d20, event=0xbfb12c40) at graphicsview/qgraphicsscene.cpp:3763
#18 0x026c1f54 in QApplicationPrivate::notify_helper (this=0x82832c0, receiver=0x82c8d20, e=0xbfb12c40) at kernel/qapplication.cpp:4056
#19 0x026c967c in QApplication::notify (this=0x827d560, receiver=0x82c8d20, e=0xbfb12c40) at kernel/qapplication.cpp:3603
#20 0x0113b14a in KApplication::notify (this=0x827d560, receiver=0x82c8d20, event=0xbfb12c40) at ../../kdeui/kernel/kapplication.cpp:302
#21 0x00cff6cb in QCoreApplication::notifyInternal (this=0x827d560, receiver=0x82c8d20, event=0xbfb12c40) at kernel/qcoreapplication.cpp:610
#22 0x02d0a81d in QCoreApplication::sendEvent (this=0x945db28, event=0xbfb131d0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#23 QGraphicsView::dropEvent (this=0x945db28, event=0xbfb131d0) at graphicsview/qgraphicsview.cpp:2965
#24 0x02716bf8 in QWidget::event (this=0x945db28, event=0xbfb131d0) at kernel/qwidget.cpp:7731
#25 0x02ac6633 in QFrame::event (this=0x945db28, e=0xbfb131d0) at widgets/qframe.cpp:559
#26 0x02b65494 in QAbstractScrollArea::viewportEvent (this=0x0, e=0x1) at widgets/qabstractscrollarea.cpp:962
#27 0x02d0f51f in QGraphicsView::viewportEvent (this=0x945db28, event=0xbfb131d0) at graphicsview/qgraphicsview.cpp:2919
#28 0x02b67a95 in QAbstractScrollAreaPrivate::viewportEvent (this=0x917a4b0, o=0x917a588, e=0xbfb131d0) at widgets/qabstractscrollarea_p.h:100
#29 QAbstractScrollAreaFilter::eventFilter (this=0x917a4b0, o=0x917a588, e=0xbfb131d0) at widgets/qabstractscrollarea_p.h:111
#30 0x00cfe83a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x82832c0, receiver=0x917a588, event=0xbfb131d0) at kernel/qcoreapplication.cpp:726
#31 0x026c1f2c in QApplicationPrivate::notify_helper (this=0x82832c0, receiver=0x917a588, e=0xbfb131d0) at kernel/qapplication.cpp:4052
#32 0x026c9bac in QApplication::notify (this=0x827d560, receiver=0x917a588, e=0xbfb131d0) at kernel/qapplication.cpp:4009
#33 0x0113b14a in KApplication::notify (this=0x827d560, receiver=0x917a588, event=0xbfb131d0) at ../../kdeui/kernel/kapplication.cpp:302
#34 0x00cff6cb in QCoreApplication::notifyInternal (this=0x827d560, receiver=0x917a588, event=0xbfb131d0) at kernel/qcoreapplication.cpp:610
#35 0x02746575 in QCoreApplication::sendEvent (this=0x8289600, xe=0xbfb132ec, passive=false) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#36 QX11Data::xdndHandleDrop (this=0x8289600, xe=0xbfb132ec, passive=false) at kernel/qdnd_x11.cpp:1173
#37 0x0274b604 in QDragManager::drop (this=0x99793a0) at kernel/qdnd_x11.cpp:1709
#38 0x0274b7fa in QDragManager::eventFilter (this=0x99793a0, o=0x8fc1230, e=0xbfb13770) at kernel/qdnd_x11.cpp:1302
#39 0x00cfe8fc in QCoreApplicationPrivate::sendThroughApplicationEventFilters (this=0x82832c0, receiver=0x8fc1230, event=0xbfb13770) at kernel/qcoreapplication.cpp:707
#40 0x026c1ed3 in QApplicationPrivate::notify_helper (this=0x82832c0, receiver=0x8fc1230, e=0xbfb13770) at kernel/qapplication.cpp:4031
#41 0x026ca033 in QApplication::notify (this=0x827d560, receiver=0x8fc1230, e=0xbfb13770) at kernel/qapplication.cpp:3758
#42 0x0113b14a in KApplication::notify (this=0x827d560, receiver=0x8fc1230, event=0xbfb13770) at ../../kdeui/kernel/kapplication.cpp:302
#43 0x00cff6cb in QCoreApplication::notifyInternal (this=0x827d560, receiver=0x8fc1230, event=0xbfb13770) at kernel/qcoreapplication.cpp:610
#44 0x026c8f6e in QCoreApplication::sendSpontaneousEvent (receiver=0x8fc1230, event=0xbfb13770, alienWidget=0x0, nativeWidget=0x8fc1230, buttonDown=0x2f3caa0, lastMouseReceiver=...)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#45 QApplicationPrivate::sendMouseEvent (receiver=0x8fc1230, event=0xbfb13770, alienWidget=0x0, nativeWidget=0x8fc1230, buttonDown=0x2f3caa0, lastMouseReceiver=...) at kernel/qapplication.cpp:2924
#46 0x027377c0 in QETWidget::translateMouseEvent (this=0x8fc1230, event=0xbfb14dbc) at kernel/qapplication_x11.cpp:4409
#47 0x02736c4b in QApplication::x11ProcessEvent (this=0x827d560, event=0xbfb14dbc) at kernel/qapplication_x11.cpp:3428
#48 0x02763502 in x11EventSourceDispatch (s=0x8287798, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#49 0x0097ee78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#50 0x00982720 in ?? () from /lib/libglib-2.0.so.0
#51 0x00982853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#52 0x00d2a02c in QEventDispatcherGlib::processEvents (this=0x82830b0, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#53 0x02762be5 in QGuiEventDispatcherGlib::processEvents (this=0x82830b0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#54 0x00cfdc79 in QEventLoop::processEvents (this=0x8d8b270, flags=) at kernel/qeventloop.cpp:149
#55 0x00cfe0ca in QEventLoop::exec (this=0x8d8b270, flags=...) at kernel/qeventloop.cpp:201
#56 0x0274b168 in QDragManager::drag (this=0x99793a0, o=0x9708600) at kernel/qdnd_x11.cpp:1969
#57 0x026d536e in QDrag::start (this=0x9708600, request=...) at kernel/qdrag.cpp:314
#58 0x05cb18d1 in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#59 0x02c13cf2 in QAbstractItemView::mouseMoveEvent (this=0xbfb15278, event=0xbfb15c20) at itemviews/qabstractitemview.cpp:1552
#60 0x02c54204 in QTreeView::mouseMoveEvent (this=0x9170b28, event=0xbfb15c20) at itemviews/qtreeview.cpp:1872
#61 0x02716e63 in QWidget::event (this=0x9170b28, event=0xbfb15c20) at kernel/qwidget.cpp:7534
#62 0x02ac6633 in QFrame::event (this=0x9170b28, e=0xbfb15c20) at widgets/qframe.cpp:559
#63 0x02b65494 in QAbstractScrollArea::viewportEvent (this=0x0, e=0x1) at widgets/qabstractscrollarea.cpp:962
#64 0x02c19087 in QAbstractItemView::viewportEvent (this=0x9170b28, event=0xbfb15c20) at itemviews/qabstractitemview.cpp:1476
#65 0x02c54434 in QTreeView::viewportEvent (this=0x9170b28, event=0xbfb15c20) at itemviews/qtreeview.cpp:1266
#66 0x02b67a95 in QAbstractScrollAreaPrivate::viewportEvent (this=0x864df50, o=0x94c9520, e=0xbfb15c20) at widgets/qabstractscrollarea_p.h:100
#67 QAbstractScrollAreaFilter::eventFilter (this=0x864df50, o=0x94c9520, e=0xbfb15c20) at widgets/qabstractscrollarea_p.h:111
#68 0x00cfe83a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x82832c0, receiver=0x94c9520, event=0xbfb15c20) at kernel/qcoreapplication.cpp:726
#69 0x026c1f2c in QApplicationPrivate::notify_helper (this=0x82832c0, receiver=0x94c9520, e=0xbfb15c20) at kernel/qapplication.cpp:4052
#70 0x026ca033 in QApplication::notify (this=0x827d560, receiver=0x94c9520, e=0xbfb15c20) at kernel/qapplication.cpp:3758
#71 0x0113b14a in KApplication::notify (this=0x827d560, receiver=0x94c9520, event=0xbfb15c20) at ../../kdeui/kernel/kapplication.cpp:302
#72 0x00cff6cb in QCoreApplication::notifyInternal (this=0x827d560, receiver=0x94c9520, event=0xbfb15c20) at kernel/qcoreapplication.cpp:610
#73 0x026c8f6e in QCoreApplication::sendSpontaneousEvent (receiver=0x94c9520, event=0xbfb15c20, alienWidget=0x94c9520, nativeWidget=0x9d2fbf8, buttonDown=0x2f3caa0, lastMouseReceiver=...)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#74 QApplicationPrivate::sendMouseEvent (receiver=0x94c9520, event=0xbfb15c20, alienWidget=0x94c9520, nativeWidget=0x9d2fbf8, buttonDown=0x2f3caa0, lastMouseReceiver=...)
    at kernel/qapplication.cpp:2924
#75 0x027377c0 in QETWidget::translateMouseEvent (this=0x9d2fbf8, event=0xbfb1726c) at kernel/qapplication_x11.cpp:4409
#76 0x02736c4b in QApplication::x11ProcessEvent (this=0x827d560, event=0xbfb1726c) at kernel/qapplication_x11.cpp:3428
#77 0x02763502 in x11EventSourceDispatch (s=0x8287798, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#78 0x0097ee78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#79 0x00982720 in ?? () from /lib/libglib-2.0.so.0
#80 0x00982853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#81 0x00d2a02c in QEventDispatcherGlib::processEvents (this=0x82830b0, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#82 0x02762be5 in QGuiEventDispatcherGlib::processEvents (this=0x82830b0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#83 0x00cfdc79 in QEventLoop::processEvents (this=0xbfb17564, flags=) at kernel/qeventloop.cpp:149
#84 0x00cfe0ca in QEventLoop::exec (this=0xbfb17564, flags=...) at kernel/qeventloop.cpp:201
#85 0x00d0053f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#86 0x026c1dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#87 0x05c8980d in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#88 0x0804dde1 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x8261110 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x80511a5 "0") at ../../kinit/kinit.cpp:677
#89 0x0804ea35 in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#90 0x0804eeac in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1362
#91 0x0804fbaf in main (argc=2, argv=0xbfb17dc4, envp=0xbfb17dd0) at ../../kinit/kinit.cpp:1793

This bug may be a duplicate of or related to bug 213401

Reported using DrKonqi