Application: umbrello (2.6.1)
KDE Platform Version: 4.6.1 (4.6.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-27-generic x86_64
Distribution: Ubuntu 10.10

-- Information about the crash:
I added documentation for class. And than I tied to save this I get error here is screenshot what I was editing:http://wstaw.org/m/2011/03/21/fixme.jpg

-- Backtrace:
Application: Umbrello UML Modeller (umbrello), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fc260414760 (LWP 8947))]

Thread 2 (Thread 0x7fc24c7db700 (LWP 8948)):
#0  0x00007fc25c126203 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc258857009 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007fc25885745c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007fc25d2001e6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#4  0x00007fc25d1d2a02 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#5  0x00007fc25d1d2dec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#6  0x00007fc25d0dd2fd in QThread::exec() () from /usr/lib/libQtCore.so.4
#7  0x00007fc25d1b25f8 in ?? () from /usr/lib/libQtCore.so.4
#8  0x00007fc25d0e027e in ?? () from /usr/lib/libQtCore.so.4
#9  0x00007fc25be36971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007fc25c13292d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc260414760 (LWP 8947)):
[KCrash Handler]
#6  0x000000000077c6a4 in ?? ()
#7  0x00007fc25ccde1cb in Q3ScrollView::viewportMouseDoubleClickEvent(QMouseEvent*) () from /usr/lib/libQt3Support.so.4
#8  0x00007fc25ccdfbce in Q3ScrollView::eventFilter(QObject*, QEvent*) () from /usr/lib/libQt3Support.so.4
#9  0x00007fc25cc844c6 in Q3ListView::eventFilter(QObject*, QEvent*) () from /usr/lib/libQt3Support.so.4
#10 0x00007fc25d1d3507 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#11 0x00007fc25d6befac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#12 0x00007fc25d6c530e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#13 0x00007fc25eba22c6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#14 0x00007fc25d1d3cdc in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#15 0x00007fc25d6c3dbe in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/libQtGui.so.4
#16 0x00007fc25d747345 in ?? () from /usr/lib/libQtGui.so.4
#17 0x00007fc25d745c5c in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#18 0x00007fc25d7720e2 in ?? () from /usr/lib/libQtGui.so.4
#19 0x00007fc258853342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#20 0x00007fc2588572a8 in ?? () from /lib/libglib-2.0.so.0
#21 0x00007fc25885745c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#22 0x00007fc25d200193 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#23 0x00007fc25d771a4e in ?? () from /usr/lib/libQtGui.so.4
#24 0x00007fc25d1d2a02 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#25 0x00007fc25d1d2dec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#26 0x00007fc25d1d6ebb in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#27 0x000000000072cb85 in ?? ()
#28 0x00007fc25c06ad8e in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff0c0bc818) at libc-start.c:226
#29 0x0000000000432689 in _start ()

Possible duplicates by query: bug 261136, bug 256814, bug 255176, bug 254799, bug 251007.

Reported using DrKonqi