Application that crashed: umbrello
Version of the application: 2.3.2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-17-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
Umbrello keeps on crashing each and every time i try to create or modify an attribute or an operation.

 -- Backtrace:
Application: Umbrello UML Modeller (umbrello), signal: Segmentation fault
[Current thread is 1 (Thread 0xb76fd920 (LWP 2778))]

Thread 2 (Thread 0xb3afeb70 (LWP 2989)):
#0  0x00fcd422 in __kernel_vsyscall ()
#1  0x002f8e15 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:122
#2  0x00c6d87d in __pthread_cond_wait (cond=0xa3f5660, mutex=0xa3f5648) at forward.c:139
#3  0x02ecae67 in QWaitConditionPrivate::wait (this=0xa4500b8, mutex=0xa4500b4, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  QWaitCondition::wait (this=0xa4500b8, mutex=0xa4500b4, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#5  0x05ef9922 in QHostInfoAgent::run (this=0xa4500a8) at kernel/qhostinfo.cpp:260
#6  0x02ec9e32 in QThreadPrivate::start (arg=0xa4500a8) at thread/qthread_unix.cpp:188
#7  0x002f480e in start_thread (arg=0xb3afeb70) at pthread_create.c:300
#8  0x00c608de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb76fd920 (LWP 2778)):
[KCrash Handler]
#6  0x002b57bc in __dynamic_cast () from /usr/lib/libstdc++.so.6
#7  0x08207e84 in CPPSourceCodeOperation::updateMethodDeclaration (this=0xa0f26d8) at ../../../umbrello/umbrello/codegenerators/cpp/cppsourcecodeoperation.cpp:49
#8  0x08191473 in CodeMethodBlock::syncToParent (this=0xa0f26dc) at ../../../umbrello/umbrello/codegenerators/codemethodblock.cpp:178
#9  0x0819ff0d in OwnedCodeBlock::qt_metacall (this=0xa0f26dc, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbfbfcd0c) at ./ownedcodeblock.moc:66
#10 0x0819122c in CodeMethodBlock::qt_metacall (this=0xa0f26dc, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbfbfcd0c) at ./codemethodblock.moc:63
#11 0x02fd0263 in QMetaObject::activate (sender=0x9e65c90, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#12 0x02fd0ec2 in QMetaObject::activate (sender=0x9e65c90, m=0x87ddc80, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#13 0x08753cf9 in UMLObject::modified (this=0x9e65c90) at ./umlobject.moc:81
#14 0x0864d2fb in Uml::CmdRenameUMLObject::redo (this=0xa3f2cb8) at ../../../umbrello/umbrello/cmds/generic/cmd_rename_umlobject.cpp:35
#15 0x057c1135 in QUndoStack::push (this=0x9c4afe8, cmd=0xa3f2cb8) at util/qundostack.cpp:543
#16 0x08718f69 in UMLApp::executeCommand (this=0x9c4a310, cmd=0xa3f2cb8) at ../../../umbrello/umbrello/uml.cpp:2782
#17 0x080dcd0a in UMLOperationDialog::apply (this=0xbfbff308) at ../../../umbrello/umbrello/dialogs/umloperationdialog.cpp:443
#18 0x080dd202 in UMLOperationDialog::slotOk (this=0xbfbff308) at ../../../umbrello/umbrello/dialogs/umloperationdialog.cpp:495
#19 0x080e02f0 in UMLOperationDialog::qt_metacall (this=0xbfbff308, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0xbfbfcfcc) at ./umloperationdialog.moc:95
#20 0x02fd0263 in QMetaObject::activate (sender=0xbfbff308, from_signal_index=45, to_signal_index=45, argv=0x0) at kernel/qobject.cpp:3113
#21 0x02fd0ec2 in QMetaObject::activate (sender=0xbfbff308, m=0x8891888, local_signal_index=9, argv=0x0) at kernel/qobject.cpp:3187
#22 0x011054d7 in KDialog::okClicked (this=0xbfbff308) at ./kdialog.moc:252
#23 0x01107de8 in KDialog::slotButtonClicked (this=0xbfbff308, button=4) at ../../kdeui/dialogs/kdialog.cpp:853
#24 0x0110a319 in KDialog::qt_metacall (this=0xbfbff308, _c=QMetaObject::InvokeMetaMethod, _id=33, _a=0xbfbfd1b8) at ./kdialog.moc:184
#25 0x080e029f in UMLOperationDialog::qt_metacall (this=0xbfbff308, _c=QMetaObject::InvokeMetaMethod, _id=69, _a=0xbfbfd1b8) at ./umloperationdialog.moc:80
#26 0x02fd0263 in QMetaObject::activate (sender=0xa64a5d8, from_signal_index=4, to_signal_index=4, argv=0xbfbfd1b8) at kernel/qobject.cpp:3113
#27 0x02fd0ec2 in QMetaObject::activate (sender=0xa64a5d8, m=0x30aa878, local_signal_index=0, argv=0xbfbfd1b8) at kernel/qobject.cpp:3187
#28 0x02fd2e73 in QSignalMapper::mapped (this=0xa64a5d8, _t1=4) at .moc/release-shared/moc_qsignalmapper.cpp:95
#29 0x02fd370d in QSignalMapper::map (this=0xa64a5d8, sender=0xa3264e8) at kernel/qsignalmapper.cpp:266
#30 0x02fd38ee in QSignalMapper::map (this=0xa64a5d8) at kernel/qsignalmapper.cpp:257
#31 0x02fd412b in QSignalMapper::qt_metacall (this=0xa64a5d8, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbfbfd388) at .moc/release-shared/moc_qsignalmapper.cpp:81
#32 0x02fd0263 in QMetaObject::activate (sender=0xa3264e8, from_signal_index=29, to_signal_index=30, argv=0xbfbfd388) at kernel/qobject.cpp:3113
#33 0x02fd06d8 in QMetaObject::activate (sender=0xa3264e8, m=0x59b00a4, from_local_signal_index=2, to_local_signal_index=3, argv=0xbfbfd388) at kernel/qobject.cpp:3207
#34 0x057c9cc1 in QAbstractButton::clicked (this=0xa3264e8, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:200
#35 0x054f2549 in QAbstractButtonPrivate::emitClicked (this=0xa709470) at widgets/qabstractbutton.cpp:543
#36 0x054f41a4 in QAbstractButtonPrivate::click (this=0xa709470) at widgets/qabstractbutton.cpp:536
#37 0x054f4431 in QAbstractButton::mouseReleaseEvent (this=0xa3264e8, e=0xbfbfd980) at widgets/qabstractbutton.cpp:1115
#38 0x05192012 in QWidget::event (this=0xa3264e8, event=0xbfbfd980) at kernel/qwidget.cpp:7549
#39 0x054f23ee in QAbstractButton::event (this=0xa3264e8, e=0xa0f26d8) at widgets/qabstractbutton.cpp:1077
#40 0x0559c66d in QPushButton::event (this=0xa3264e8, e=0xbfbfd980) at widgets/qpushbutton.cpp:662
#41 0x0513cf54 in QApplicationPrivate::notify_helper (this=0x9ad1368, receiver=0xa3264e8, e=0xbfbfd980) at kernel/qapplication.cpp:4056
#42 0x05145033 in QApplication::notify (this=0xbfc03d60, receiver=0xa3264e8, e=0xbfbfd980) at kernel/qapplication.cpp:3758
#43 0x011a0bfa in KApplication::notify (this=0xbfc03d60, receiver=0xa3264e8, event=0xbfbfd980) at ../../kdeui/kernel/kapplication.cpp:302
#44 0x02fba6cb in QCoreApplication::notifyInternal (this=0xbfc03d60, receiver=0xa3264e8, event=0xbfbfd980) at kernel/qcoreapplication.cpp:610
#45 0x05143f6e in QCoreApplication::sendSpontaneousEvent (receiver=0xa3264e8, event=0xbfbfd980, alienWidget=0xa3264e8, nativeWidget=0xbfbff308, buttonDown=0x59b7aa0, lastMouseReceiver=...)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#46 QApplicationPrivate::sendMouseEvent (receiver=0xa3264e8, event=0xbfbfd980, alienWidget=0xa3264e8, nativeWidget=0xbfbff308, buttonDown=0x59b7aa0, lastMouseReceiver=...)
    at kernel/qapplication.cpp:2924
#47 0x051b27c0 in QETWidget::translateMouseEvent (this=0xbfbff308, event=0xbfbfefcc) at kernel/qapplication_x11.cpp:4409
#48 0x051b1c4b in QApplication::x11ProcessEvent (this=0xbfc03d60, event=0xbfbfefcc) at kernel/qapplication_x11.cpp:3428
#49 0x051de502 in x11EventSourceDispatch (s=0x9ad4568, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#50 0x01398e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#51 0x0139c730 in ?? () from /lib/libglib-2.0.so.0
#52 0x0139c863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#53 0x02fe502c in QEventDispatcherGlib::processEvents (this=0x9ab44e0, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#54 0x051ddbe5 in QGuiEventDispatcherGlib::processEvents (this=0x9ab44e0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#55 0x02fb8c79 in QEventLoop::processEvents (this=0xbfbff2c0, flags=) at kernel/qeventloop.cpp:149
#56 0x02fb90ca in QEventLoop::exec (this=0xbfbff2c0, flags=...) at kernel/qeventloop.cpp:201
#57 0x05629d53 in QDialog::exec (this=0xbfbff308) at dialogs/qdialog.cpp:498
#58 0x086f6ca0 in UMLOperation::showPropertiesDialog (this=0x9e65c90, parent=0xa478148) at ../../../umbrello/umbrello/operation.cpp:423
#59 0x080a6efb in ClassifierListPage::slotDoubleClick (this=0xa478148, item=0xa47b200) at ../../../umbrello/umbrello/dialogs/classifierlistpage.cpp:688
#60 0x080a7c04 in ClassifierListPage::qt_metacall (this=0xa478148, _c=QMetaObject::InvokeMetaMethod, _id=32, _a=0xbfbff508) at ./classifierlistpage.moc:93
#61 0x02fd0263 in QMetaObject::activate (sender=0x9ff01e8, from_signal_index=72, to_signal_index=72, argv=0xbfbff508) at kernel/qobject.cpp:3113
#62 0x02fd0ec2 in QMetaObject::activate (sender=0x9ff01e8, m=0x59ab428, local_signal_index=2, argv=0xbfbff508) at kernel/qobject.cpp:3187
#63 0x056f1303 in QListWidget::itemDoubleClicked (this=0x9ff01e8, _t1=0xa47b200) at .moc/release-shared/moc_qlistwidget.cpp:199
#64 0x056f5090 in QListWidgetPrivate::_q_emitItemDoubleClicked (this=0xa5f0028, index=...) at itemviews/qlistwidget.cpp:1043
#65 0x056f766d in QListWidget::qt_metacall (this=0x9ff01e8, _c=QMetaObject::InvokeMetaMethod, _id=15, _a=0xbfbff648) at .moc/release-shared/moc_qlistwidget.cpp:137
#66 0x02fd0263 in QMetaObject::activate (sender=0x9ff01e8, from_signal_index=33, to_signal_index=33, argv=0xbfbff648) at kernel/qobject.cpp:3113
#67 0x02fd0ec2 in QMetaObject::activate (sender=0x9ff01e8, m=0x59aa884, local_signal_index=2, argv=0xbfbff648) at kernel/qobject.cpp:3187
#68 0x05683003 in QAbstractItemView::doubleClicked (this=0x9ff01e8, _t1=...) at .moc/release-shared/moc_qabstractitemview.cpp:328
#69 0x05686287 in QAbstractItemView::mouseDoubleClickEvent (this=0x9ff01e8, event=0xbfbffe80) at itemviews/qabstractitemview.cpp:1689
#70 0x05191e47 in QWidget::event (this=0x9ff01e8, event=0xbfbffe80) at kernel/qwidget.cpp:7553
#71 0x05541633 in QFrame::event (this=0x9ff01e8, e=0xbfbffe80) at widgets/qframe.cpp:559
#72 0x055e0494 in QAbstractScrollArea::viewportEvent (this=0x87a9a40, e=0x1) at widgets/qabstractscrollarea.cpp:962
#73 0x05694087 in QAbstractItemView::viewportEvent (this=0x9ff01e8, event=0xbfbffe80) at itemviews/qabstractitemview.cpp:1476
#74 0x055e2a95 in QAbstractScrollAreaPrivate::viewportEvent (this=0xa6115a0, o=0x9ff0200, e=0xbfbffe80) at widgets/qabstractscrollarea_p.h:100
#75 QAbstractScrollAreaFilter::eventFilter (this=0xa6115a0, o=0x9ff0200, e=0xbfbffe80) at widgets/qabstractscrollarea_p.h:111
#76 0x02fb983a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x9ad1368, receiver=0x9ff0200, event=0xbfbffe80) at kernel/qcoreapplication.cpp:726
#77 0x0513cf2c in QApplicationPrivate::notify_helper (this=0x9ad1368, receiver=0x9ff0200, e=0xbfbffe80) at kernel/qapplication.cpp:4052
#78 0x05145033 in QApplication::notify (this=0xbfc03d60, receiver=0x9ff0200, e=0xbfbffe80) at kernel/qapplication.cpp:3758
#79 0x011a0bfa in KApplication::notify (this=0xbfc03d60, receiver=0x9ff0200, event=0xbfbffe80) at ../../kdeui/kernel/kapplication.cpp:302
#80 0x02fba6cb in QCoreApplication::notifyInternal (this=0xbfc03d60, receiver=0x9ff0200, event=0xbfbffe80) at kernel/qcoreapplication.cpp:610
#81 0x05143f6e in QCoreApplication::sendSpontaneousEvent (receiver=0x9ff0200, event=0xbfbffe80, alienWidget=0x9ff0200, nativeWidget=0xa6bfc88, buttonDown=0x59b7aa0, lastMouseReceiver=...)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#82 QApplicationPrivate::sendMouseEvent (receiver=0x9ff0200, event=0xbfbffe80, alienWidget=0x9ff0200, nativeWidget=0xa6bfc88, buttonDown=0x59b7aa0, lastMouseReceiver=...)
    at kernel/qapplication.cpp:2924
#83 0x051b27c0 in QETWidget::translateMouseEvent (this=0xa6bfc88, event=0xbfc014cc) at kernel/qapplication_x11.cpp:4409
#84 0x051b1c4b in QApplication::x11ProcessEvent (this=0xbfc03d60, event=0xbfc014cc) at kernel/qapplication_x11.cpp:3428
#85 0x051de502 in x11EventSourceDispatch (s=0x9ad4568, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#86 0x01398e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#87 0x0139c730 in ?? () from /lib/libglib-2.0.so.0
#88 0x0139c863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#89 0x02fe502c in QEventDispatcherGlib::processEvents (this=0x9ab44e0, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#90 0x051ddbe5 in QGuiEventDispatcherGlib::processEvents (this=0x9ab44e0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#91 0x02fb8c79 in QEventLoop::processEvents (this=0xbfc017c0, flags=) at kernel/qeventloop.cpp:149
#92 0x02fb90ca in QEventLoop::exec (this=0xbfc017c0, flags=...) at kernel/qeventloop.cpp:201
#93 0x05629d53 in QDialog::exec (this=0xa6bfc88) at dialogs/qdialog.cpp:498
#94 0x08699ade in UMLWidget::showProperties (this=0x9de8798) at ../../../umbrello/umbrello/widgets/umlwidget.cpp:648
#95 0x0869b866 in UMLWidget::slotMenuSelection (this=0x9de8798, action=0xa31cb28) at ../../../umbrello/umbrello/widgets/umlwidget.cpp:292
#96 0x08698edf in UMLWidget::qt_metacall (this=0x9de8798, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0xbfc01a08) at ./umlwidget.moc:87
#97 0x02fd0263 in QMetaObject::activate (sender=0xa13afb8, from_signal_index=29, to_signal_index=29, argv=0xbfc01a08) at kernel/qobject.cpp:3113
#98 0x02fd0ec2 in QMetaObject::activate (sender=0xa13afb8, m=0x59a5048, local_signal_index=2, argv=0xbfc01a08) at kernel/qobject.cpp:3187
#99 0x055842c3 in QMenu::triggered (this=0xa13afb8, _t1=0xa31cb28) at .moc/release-shared/moc_qmenu.cpp:158
#100 0x05585aac in QMenuPrivate::_q_actionTriggered (this=0xa15b2b0) at widgets/qmenu.cpp:1088
#101 0x0558e846 in QMenu::qt_metacall (this=0xa13afb8, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbfc01c28) at .moc/release-shared/moc_qmenu.cpp:99
#102 0x0128c96a in KMenu::qt_metacall (this=0xa13afb8, _c=QMetaObject::InvokeMetaMethod, _id=35, _a=0xbfc01c28) at ./kmenu.moc:70
#103 0x02fd0263 in QMetaObject::activate (sender=0xa31cb28, from_signal_index=5, to_signal_index=6, argv=0xbfc01c28) at kernel/qobject.cpp:3113
#104 0x02fd06d8 in QMetaObject::activate (sender=0xa31cb28, m=0x599ee48, from_local_signal_index=1, to_local_signal_index=2, argv=0xbfc01c28) at kernel/qobject.cpp:3207
#105 0x051369b1 in QAction::triggered (this=0xa31cb28, _t1=false) at .moc/release-shared/moc_qaction.cpp:236
#106 0x05137f32 in QAction::activate (this=0xa31cb28, event=QAction::Trigger) at kernel/qaction.cpp:1160
#107 0x055859cc in QMenuPrivate::activateCausedStack (this=0xa15b2b0, causedStack=..., action=0xa31cb28, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:967
#108 0x0558c03b in QMenuPrivate::activateAction (this=0xa15b2b0, action=0xa31cb28, action_e=QAction::Trigger, self=<value optimized out>) at widgets/qmenu.cpp:1060
#109 0x0558cbf7 in QMenu::mouseReleaseEvent (this=0xa13afb8, e=0xbfc02380) at widgets/qmenu.cpp:2254
#110 0x0128b1c5 in KMenu::mouseReleaseEvent (this=0xa13afb8, e=0xbfc02380) at ../../kdeui/widgets/kmenu.cpp:456
#111 0x05192012 in QWidget::event (this=0xa13afb8, event=0xbfc02380) at kernel/qwidget.cpp:7549
#112 0x0558ee34 in QMenu::event (this=0xa13afb8, e=0xbfc02380) at widgets/qmenu.cpp:2353
#113 0x0513cf54 in QApplicationPrivate::notify_helper (this=0x9ad1368, receiver=0xa13afb8, e=0xbfc02380) at kernel/qapplication.cpp:4056
#114 0x05145033 in QApplication::notify (this=0xbfc03d60, receiver=0xa13afb8, e=0xbfc02380) at kernel/qapplication.cpp:3758
#115 0x011a0bfa in KApplication::notify (this=0xbfc03d60, receiver=0xa13afb8, event=0xbfc02380) at ../../kdeui/kernel/kapplication.cpp:302
#116 0x02fba6cb in QCoreApplication::notifyInternal (this=0xbfc03d60, receiver=0xa13afb8, event=0xbfc02380) at kernel/qcoreapplication.cpp:610
#117 0x05143f6e in QCoreApplication::sendSpontaneousEvent (receiver=0xa13afb8, event=0xbfc02380, alienWidget=0x0, nativeWidget=0xa13afb8, buttonDown=0x59b7aa0, lastMouseReceiver=...)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#118 QApplicationPrivate::sendMouseEvent (receiver=0xa13afb8, event=0xbfc02380, alienWidget=0x0, nativeWidget=0xa13afb8, buttonDown=0x59b7aa0, lastMouseReceiver=...) at kernel/qapplication.cpp:2924
#119 0x051b2c87 in QETWidget::translateMouseEvent (this=0xa13afb8, event=0xbfc039cc) at kernel/qapplication_x11.cpp:4343
#120 0x051b1c4b in QApplication::x11ProcessEvent (this=0xbfc03d60, event=0xbfc039cc) at kernel/qapplication_x11.cpp:3428
#121 0x051de502 in x11EventSourceDispatch (s=0x9ad4568, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#122 0x01398e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#123 0x0139c730 in ?? () from /lib/libglib-2.0.so.0
#124 0x0139c863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#125 0x02fe502c in QEventDispatcherGlib::processEvents (this=0x9ab44e0, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#126 0x051ddbe5 in QGuiEventDispatcherGlib::processEvents (this=0x9ab44e0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#127 0x02fb8c79 in QEventLoop::processEvents (this=0xbfc03cc4, flags=) at kernel/qeventloop.cpp:149
#128 0x02fb90ca in QEventLoop::exec (this=0xbfc03cc4, flags=...) at kernel/qeventloop.cpp:201
#129 0x02fbb53f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#130 0x0513cdd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#131 0x086ec2b5 in main (argc=3, argv=0xbfc03f14) at ../../../umbrello/umbrello/main.cpp:111

Reported using DrKonqi