Version:           0.9.0 (using KDE KDE 3.3.0)
Installed from:    SuSE RPMs
OS:                Linux

I write a mail to a person. if the person writes back, kopete will crash.That's the report, which I have achieved. 

Using host libthread_db library "/lib/tls/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread 1104621664 (LWP 6814)]
[KCrash handler]
#7  0x42315632 in RTF2HTML::FlushOutTags ()
   from /opt/kde3/lib/libkopete_oscar.so.1
#8  0x4231589d in Level::setText () from /opt/kde3/lib/libkopete_oscar.so.1
#9  0x42318037 in RTF2HTML::Parse () from /opt/kde3/lib/libkopete_oscar.so.1
#10 0x4231ae47 in OscarMessage::setText ()
   from /opt/kde3/lib/libkopete_oscar.so.1
#11 0x4232f05d in OscarSocket::parseAdvanceMessage ()
   from /opt/kde3/lib/libkopete_oscar.so.1
#12 0x4232f95d in OscarSocket::parseIM ()
   from /opt/kde3/lib/libkopete_oscar.so.1
#13 0x42331cbc in OscarSocket::slotRead ()
   from /opt/kde3/lib/libkopete_oscar.so.1
#14 0x423327b1 in OscarConnection::qt_invoke ()
   from /opt/kde3/lib/libkopete_oscar.so.1
#15 0x42332855 in OscarSocket::qt_invoke ()
   from /opt/kde3/lib/libkopete_oscar.so.1
#16 0x413420ee in QObject::activate_signal ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#17 0x41342896 in QObject::activate_signal ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#18 0x40fb78bc in KNetwork::KClientSocketBase::readyRead ()
   from /opt/kde3/lib/libkdecore.so.4
#19 0x40fb78fa in KNetwork::KClientSocketBase::slotReadActivity ()
   from /opt/kde3/lib/libkdecore.so.4
#20 0x40fba71d in KNetwork::KBufferedSocket::slotReadActivity ()
   from /opt/kde3/lib/libkdecore.so.4
#21 0x40fbee2f in KNetwork::KBufferedSocket::qt_invoke ()
   from /opt/kde3/lib/libkdecore.so.4
#22 0x413420ee in QObject::activate_signal ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#23 0x4134271d in QObject::activate_signal ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#24 0x41692fe0 in QSocketNotifier::activated ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#25 0x41361d40 in QSocketNotifier::event () from /usr/lib/qt3/lib/libqt-mt.so.3
#26 0x412df85f in QApplication::internalNotify ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#27 0x412e1423 in QApplication::notify () from /usr/lib/qt3/lib/libqt-mt.so.3
#28 0x40f71a91 in KApplication::notify () from /opt/kde3/lib/libkdecore.so.4
#29 0x412d39d6 in QEventLoop::activateSocketNotifiers ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#30 0x4128cf12 in QEventLoop::processEvents ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#31 0x412f77b1 in QEventLoop::enterLoop () from /usr/lib/qt3/lib/libqt-mt.so.3
#32 0x412f75f6 in QEventLoop::exec () from /usr/lib/qt3/lib/libqt-mt.so.3
#33 0x412e12ef in QApplication::exec () from /usr/lib/qt3/lib/libqt-mt.so.3
#34 0x08077150 in main ()