Version:           sconosciuto (using KDE 3.5.8, Kubuntu (gutsy) 4:3.5.8-0ubuntu3.1)
Compiler:          Target: x86_64-linux-gnu
OS:                Linux (x86_64) release 2.6.22-14-generic

Odt files are displayed when Filter=All supported files but when opening one... CRASH.
Backtrace:
Using host libthread_db library "/lib/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread 47176208366208 (LWP 23261)]
[KCrash handler]
#5  0x00002ae80ed27765 in raise () from /lib/libc.so.6
#6  0x00002ae80ed291c0 in abort () from /lib/libc.so.6
#7  0x00002ae808e84ff8 in qt_message_output () from /usr/lib/libQtCore.so.4
#8  0x00002ae808e85119 in qFatal () from /usr/lib/libQtCore.so.4
#9  0x00002ae808e8516c in qt_assert_x () from /usr/lib/libQtCore.so.4
#10 0x00002ae812dea470 in Okular::TextDocumentGenerator::loadDocument ()
   from /opt/kde4/lib/libokularcore.so.1
#11 0x00002ae812dd9c0a in Okular::Document::openDocument ()
   from /opt/kde4/lib/libokularcore.so.1
#12 0x00002ae812aedf94 in Part::openFile ()
   from /opt/kde4/lib/kde4/okularpart.so
#13 0x00002ae80a3054ff in KParts::ReadOnlyPart::openUrl ()
   from /opt/kde4/lib/libkparts.so.4
#14 0x00002ae812ae9336 in Part::openUrl ()
   from /opt/kde4/lib/kde4/okularpart.so
#15 0x00000000004090c0 in Shell::openUrl ()
#16 0x0000000000409de5 in Shell::fileOpen ()
#17 0x0000000000409f7d in Shell::qt_metacall ()
#18 0x00002ae808f4d770 in QMetaObject::activate ()
   from /usr/lib/libQtCore.so.4
#19 0x00002ae808f4d969 in QMetaObject::activate ()
   from /usr/lib/libQtCore.so.4
#20 0x00002ae80d5b99ab in QAction::triggered () from /usr/lib/libQtGui.so.4
#21 0x00002ae80d5bb4b8 in QAction::activate () from /usr/lib/libQtGui.so.4
#22 0x00002ae80d97bea9 in ?? () from /usr/lib/libQtGui.so.4
#23 0x00002ae80d97e64a in QMenu::mouseReleaseEvent ()
   from /usr/lib/libQtGui.so.4
#24 0x00002ae809b1c4c1 in KMenu::mouseReleaseEvent ()
   from /opt/kde4/lib/libkdeui.so.5
#25 0x00002ae80d60d5d9 in QWidget::event () from /usr/lib/libQtGui.so.4
#26 0x00002ae80d979e85 in QMenu::event () from /usr/lib/libQtGui.so.4
#27 0x00002ae80d5c0d51 in QApplicationPrivate::notify_helper ()
   from /usr/lib/libQtGui.so.4
#28 0x00002ae80d5c1949 in QApplication::notify () from /usr/lib/libQtGui.so.4
#29 0x00002ae809a6c93b in KApplication::notify ()
   from /opt/kde4/lib/libkdeui.so.5
#30 0x00002ae808f3c846 in QCoreApplication::notifyInternal ()
   from /usr/lib/libQtCore.so.4
#31 0x00002ae80d5cbe73 in ?? () from /usr/lib/libQtGui.so.4
#32 0x00002ae80d62637c in ?? () from /usr/lib/libQtGui.so.4
#33 0x00002ae80d624239 in QApplication::x11ProcessEvent ()
   from /usr/lib/libQtGui.so.4
#34 0x00002ae80d652599 in ?? () from /usr/lib/libQtGui.so.4
#35 0x00002ae80f6c4fd3 in g_main_context_dispatch ()
   from /usr/lib/libglib-2.0.so.0
#36 0x00002ae80f6c82dd in ?? () from /usr/lib/libglib-2.0.so.0
#37 0x00002ae80f6c880e in g_main_context_iteration ()
   from /usr/lib/libglib-2.0.so.0
#38 0x00002ae808f63f4e in QEventDispatcherGlib::processEvents ()
   from /usr/lib/libQtCore.so.4
#39 0x00002ae80d651e07 in ?? () from /usr/lib/libQtGui.so.4
#40 0x00002ae808f39b31 in QEventLoop::processEvents ()
   from /usr/lib/libQtCore.so.4
#41 0x00002ae808f39c86 in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#42 0x00002ae808f3cffc in QCoreApplication::exec ()
   from /usr/lib/libQtCore.so.4
#43 0x00002ae80d5c0928 in QApplication::exec () from /usr/lib/libQtGui.so.4
#44 0x0000000000407b31 in main ()
#0  0x00002ae80ed902b0 in nanosleep () from /lib/libc.so.6