Application: umbrello (2.7.4)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-16-generic-pae i686
Distribution: Ubuntu 11.10

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

en un diagrama de secuencias elimine un mensaje
luego trate de ponerlo nuevamente y la aplicacion se cerro.

- Unusual behavior I noticed:

No paso nada raro.

- Custom settings of the application:

The crash can be reproduced every time.

-- Backtrace:
Application: Modelador de UML Umbrello (umbrello), signal: Segmentation fault
[Current thread is 1 (Thread 0xb49bbab0 (LWP 10539))]

Thread 2 (Thread 0xb204db70 (LWP 10540)):
#0  0xb4d62d10 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0xb5d227d5 in do_gettime (frac=0xb204d020, sec=0xb204d018) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb5df54b6 in QTimerInfoList::updateCurrentTime (this=0x9690ac4) at kernel/qeventdispatcher_unix.cpp:339
#4  0xb5df580a in QTimerInfoList::timerWait (this=0x9690ac4, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb5df4053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xb204d12c) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb5df40ed in timerSourcePrepare (source=0x9690a90, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb4ee488c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb4ee5637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb4ee5c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb5df4b37 in QEventDispatcherGlib::processEvents (this=0x96905d0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0xb5dc51dd in QEventLoop::processEvents (this=0xb204d2b0, flags=...) at kernel/qeventloop.cpp:149
#12 0xb5dc5421 in QEventLoop::exec (this=0xb204d2b0, flags=...) at kernel/qeventloop.cpp:201
#13 0xb5cc890b in QThread::exec (this=0x932c178) at thread/qthread.cpp:498
#14 0xb5da5e2d in QInotifyFileSystemWatcherEngine::run (this=0x932c178) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb5ccb7b3 in QThreadPrivate::start (arg=0x932c178) at thread/qthread_unix.cpp:331
#16 0xb56cdd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0xb57b40ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb49bbab0 (LWP 10539)):
[KCrash Handler]
#7  QString (other=..., this=0xbfe162f4) at /usr/include/qt4/QtCore/qstring.h:728
#8  UMLObject::name (this=0x0) at ../../../umbrello/umbrello/umlobject.cpp:186
#9  0x082fc155 in UMLClassifier::findOperation (this=0xbfe162f4, name=..., params=...) at ../../../umbrello/umbrello/classifier.cpp:193
#10 0x082c274f in FloatingTextWidget::showOperationDialog (this=0x9d06c70) at ../../../umbrello/umbrello/widgets/floatingtextwidget.cpp:392
#11 0x082c31c0 in FloatingTextWidget::slotMenuSelection (this=0x9d06c70, action=0x9912c58) at ../../../umbrello/umbrello/widgets/floatingtextwidget.cpp:163
#12 0x082c23fa in FloatingTextWidget::qt_metacall (this=0x9d06c70, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfe16578) at ./floatingtextwidget.moc:75
#13 0xb5dccb7d in metacall (argv=0xbfe16578, idx=13, cl=QMetaObject::InvokeMetaMethod, object=0x9d06c70) at kernel/qmetaobject.cpp:237
#14 QMetaObject::metacall (object=0x9d06c70, cl=QMetaObject::InvokeMetaMethod, idx=13, argv=0xbfe16578) at kernel/qmetaobject.cpp:232
#15 0xb5ddba6a in QMetaObject::activate (sender=0x9aaa918, m=0xb69a850c, local_signal_index=2, argv=0xbfe16578) at kernel/qobject.cpp:3278
#16 0xb64fa8a5 in QMenu::triggered (this=0x9aaa918, _t1=0x9912c58) at .moc/release-shared/moc_qmenu.cpp:164
#17 0xb64fb9ad in QMenuPrivate::_q_actionTriggered (this=0x9a709f8) at widgets/qmenu.cpp:1123
#18 0xb64ff8b3 in QMenu::qt_metacall (this=0x9aaa918, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbfe16758) at .moc/release-shared/moc_qmenu.cpp:105
#19 0xb6fad1e2 in KMenu::qt_metacall (this=0x9aaa918, _c=QMetaObject::InvokeMetaMethod, _id=35, _a=0xbfe16758) at ./kmenu.moc:76
#20 0xb5dccb7d in metacall (argv=0xbfe16758, idx=35, cl=QMetaObject::InvokeMetaMethod, object=0x9aaa918) at kernel/qmetaobject.cpp:237
#21 QMetaObject::metacall (object=0x9aaa918, cl=QMetaObject::InvokeMetaMethod, idx=35, argv=0xbfe16758) at kernel/qmetaobject.cpp:232
#22 0xb5ddba6a in QMetaObject::activate (sender=0x9912c58, m=0xb69a1458, local_signal_index=1, argv=0xbfe16758) at kernel/qobject.cpp:3278
#23 0xb605186d in QAction::triggered (this=0x9912c58, _t1=false) at .moc/release-shared/moc_qaction.cpp:263
#24 0xb6051b0b in QAction::activate (this=0x9912c58, event=QAction::Trigger) at kernel/qaction.cpp:1257
#25 0xb64fab63 in QMenuPrivate::activateCausedStack (this=0x9a709f8, causedStack=..., action=0x9912c58, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1005
#26 0xb65013ff in QMenuPrivate::activateAction (this=0x9a709f8, action=0x9912c58, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1097
#27 0xb6504145 in QMenu::mouseReleaseEvent (this=0x9aaa918, e=0xbfe16e7c) at widgets/qmenu.cpp:2296
#28 0xb6fabfbc in KMenu::mouseReleaseEvent (this=0x9aaa918, e=0xbfe16e7c) at ../../kdeui/widgets/kmenu.cpp:464
#29 0xb60b2fc8 in QWidget::event (this=0x9aaa918, event=0xbfe16e7c) at kernel/qwidget.cpp:8295
#30 0xb6502bbc in QMenu::event (this=0x9aaa918, e=0xbfe16e7c) at widgets/qmenu.cpp:2405
#31 0xb6058d84 in notify_helper (e=0xbfe16e7c, receiver=0x9aaa918, this=0x9206710) at kernel/qapplication.cpp:4486
#32 QApplicationPrivate::notify_helper (this=0x9206710, receiver=0x9aaa918, e=0xbfe16e7c) at kernel/qapplication.cpp:4458
#33 0xb605edeb in QApplication::notify (this=0x9206710, receiver=0x9aaa918, e=0xbfe16e7c) at kernel/qapplication.cpp:4047
#34 0xb6ecd971 in KApplication::notify (this=0xbfe176a0, receiver=0x9aaa918, event=0xbfe16e7c) at ../../kdeui/kernel/kapplication.cpp:311
#35 0xb5dc619e in QCoreApplication::notifyInternal (this=0xbfe176a0, receiver=0x9aaa918, event=0xbfe16e7c) at kernel/qcoreapplication.cpp:787
#36 0xb6059d45 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#37 QApplicationPrivate::sendMouseEvent (receiver=0x9aaa918, event=0xbfe16e7c, alienWidget=0x0, nativeWidget=0x9aaa918, buttonDown=0xb69c3eb4, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#38 0xb60e6a3a in QETWidget::translateMouseEvent (this=0x9aaa918, event=0xbfe172fc) at kernel/qapplication_x11.cpp:4505
#39 0xb60e4e8d in QApplication::x11ProcessEvent (this=0xbfe176a0, event=0xbfe172fc) at kernel/qapplication_x11.cpp:3693
#40 0xb611128c in x11EventSourceDispatch (s=0x9209aa8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#41 0xb4ee525f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#42 0xb4ee5990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#43 0xb4ee5c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#44 0xb5df4ada in QEventDispatcherGlib::processEvents (this=0x91df218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#45 0xb6110e7a in QGuiEventDispatcherGlib::processEvents (this=0x91df218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#46 0xb5dc51dd in QEventLoop::processEvents (this=0xbfe17604, flags=...) at kernel/qeventloop.cpp:149
#47 0xb5dc5421 in QEventLoop::exec (this=0xbfe17604, flags=...) at kernel/qeventloop.cpp:201
#48 0xb5dca19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#49 0xb6056924 in QApplication::exec () at kernel/qapplication.cpp:3760
#50 0x08079565 in main (argc=473306665, argv=0x1c1e0c18) at ../../../umbrello/umbrello/main.cpp:111

Reported using DrKonqi