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 2.6.31-19-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
nothing to add

 -- Backtrace:
Application: Modellatore UML Umbrello (umbrello), signal: Segmentation fault
[KCrash Handler]
#6  0x0873e8fc in UMLListView::contentsMouseDoubleClickEvent (this=0x9c13cf0, me=0xbfeb1d50) at ../../../umbrello/umbrello/umllistview.cpp:1322
#7  0x04acabf8 in Q3ScrollView::viewportMouseDoubleClickEvent (this=0x9c13cf0, e=0xbfeb22b0) at widgets/q3scrollview.cpp:1776
#8  0x04acc859 in Q3ScrollView::eventFilter (this=0x9c13cf0, obj=0x9c0ff38, e=0xbfeb22b0) at widgets/q3scrollview.cpp:1484
#9  0x04a6905b in Q3ListView::eventFilter (this=0x9c13cf0, o=0x9c0ff38, e=0xbfeb22b0) at itemviews/q3listview.cpp:3787
#10 0x0512d83a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x99e83b0, receiver=0x9c0ff38, event=0xbfeb22b0) at kernel/qcoreapplication.cpp:726
#11 0x08fa0f2c in QApplicationPrivate::notify_helper (this=0x99e83b0, receiver=0x9c0ff38, e=0xbfeb22b0) at kernel/qapplication.cpp:4052
#12 0x08fa9033 in QApplication::notify (this=0xbfeb3c90, receiver=0x9c0ff38, e=0xbfeb22b0) at kernel/qapplication.cpp:3758
#13 0x00e6abfa in KApplication::notify (this=0xbfeb3c90, receiver=0x9c0ff38, event=0xbfeb22b0) at ../../kdeui/kernel/kapplication.cpp:302
#14 0x0512e6cb in QCoreApplication::notifyInternal (this=0xbfeb3c90, receiver=0x9c0ff38, event=0xbfeb22b0) at kernel/qcoreapplication.cpp:610
#15 0x08fa7f6e in QCoreApplication::sendSpontaneousEvent (receiver=0x9c0ff38, event=0xbfeb22b0, alienWidget=0x9c0ff38, nativeWidget=0x9a936d8, buttonDown=0x981baa0, lastMouseReceiver=...)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#16 QApplicationPrivate::sendMouseEvent (receiver=0x9c0ff38, event=0xbfeb22b0, alienWidget=0x9c0ff38, nativeWidget=0x9a936d8, buttonDown=0x981baa0, lastMouseReceiver=...)
    at kernel/qapplication.cpp:2924
#17 0x090167c0 in QETWidget::translateMouseEvent (this=0x9a936d8, event=0xbfeb38fc) at kernel/qapplication_x11.cpp:4409
#18 0x09015c4b in QApplication::x11ProcessEvent (this=0xbfeb3c90, event=0xbfeb38fc) at kernel/qapplication_x11.cpp:3428
#19 0x09042502 in x11EventSourceDispatch (s=0x99eb568, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#20 0x066f9e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#21 0x066fd730 in ?? () from /lib/libglib-2.0.so.0
#22 0x066fd863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#23 0x0515902c in QEventDispatcherGlib::processEvents (this=0x99cb4e0, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#24 0x09041be5 in QGuiEventDispatcherGlib::processEvents (this=0x99cb4e0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#25 0x0512cc79 in QEventLoop::processEvents (this=0xbfeb3bf4, flags=) at kernel/qeventloop.cpp:149
#26 0x0512d0ca in QEventLoop::exec (this=0xbfeb3bf4, flags=...) at kernel/qeventloop.cpp:201
#27 0x0512f53f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#28 0x08fa0dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#29 0x086ec2b5 in main (argc=3, argv=0xbfeb3e44) at ../../../umbrello/umbrello/main.cpp:111

Reported using DrKonqi