Version:           4.1.3 (using KDE 4.1.3)
Compiler:          gcc-4.3 
OS:                Linux
Installed from:    Gentoo Packages

konqueror crashes when opening a link from konversation, but the same URL pasted into the location bar works fine. Konversation is a cvs version of 12-11-08.
Konqueror backtrace:

Application: Konqueror (konqueror), signal SIGABRT
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[Thread debugging using libthread_db enabled]
[New Thread 0x7f1067e54750 (LWP 4786)]
[KCrash handler]
#5  0x00007f1060f07235 in raise () from /lib64/libc.so.6
#6  0x00007f1060f08753 in abort () from /lib64/libc.so.6
#7  0x00007f10647d69e5 in qt_message_output ()
   from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007f10647d6b27 in qFatal () from /usr/lib64/qt4/libQtCore.so.4
#9  0x00007f1059e05ad1 in khtml::CSSStyleSelector::loadDefaultStyle ()
   from /usr/lib64/libkhtml.so.5
#10 0x00007f1059e05e47 in khtml::CSSStyleSelector::init ()
   from /usr/lib64/libkhtml.so.5
#11 0x00007f1059e131d8 in khtml::CSSStyleSelector::CSSStyleSelector ()
   from /usr/lib64/libkhtml.so.5
#12 0x00007f1059cd240a in DOM::DocumentImpl::attach ()
   from /usr/lib64/libkhtml.so.5
#13 0x00007f1059c87e38 in KHTMLPart::begin () from /usr/lib64/libkhtml.so.5
#14 0x00007f1059c884d9 in KHTMLPart::slotData () from /usr/lib64/libkhtml.so.5
#15 0x00007f1059c9a4f0 in KHTMLPart::qt_metacall ()
   from /usr/lib64/libkhtml.so.5
#16 0x00007f10648da864 in QMetaObject::activate ()
   from /usr/lib64/qt4/libQtCore.so.4
#17 0x00007f1066f65444 in KIO::TransferJob::data ()
   from /usr/lib64/libkio.so.5
#18 0x00007f1066f6ca19 in KIO::TransferJob::qt_metacall ()
   from /usr/lib64/libkio.so.5
#19 0x00007f10648da864 in QMetaObject::activate ()
   from /usr/lib64/qt4/libQtCore.so.4
#20 0x00007f106700efa2 in KIO::SlaveInterface::data ()
   from /usr/lib64/libkio.so.5
#21 0x00007f10670116b8 in KIO::SlaveInterface::dispatch ()
   from /usr/lib64/libkio.so.5
#22 0x00007f106700f591 in KIO::SlaveInterface::dispatch ()
   from /usr/lib64/libkio.so.5
#23 0x00007f1067002e1e in KIO::Slave::gotInput () from /usr/lib64/libkio.so.5
#24 0x00007f1067003128 in KIO::Slave::qt_metacall ()
   from /usr/lib64/libkio.so.5
#25 0x00007f10648da864 in QMetaObject::activate ()
   from /usr/lib64/qt4/libQtCore.so.4
#26 0x00007f1066f3feff in KIO::ConnectionPrivate::dequeue ()
   from /usr/lib64/libkio.so.5
#27 0x00007f1066f405aa in KIO::Connection::qt_metacall ()
   from /usr/lib64/libkio.so.5
#28 0x00007f10648d553d in QObject::event () from /usr/lib64/qt4/libQtCore.so.4
#29 0x00007f106374287d in QApplicationPrivate::notify_helper ()
   from /usr/lib64/qt4/libQtGui.so.4
#30 0x00007f106374a61a in QApplication::notify ()
   from /usr/lib64/qt4/libQtGui.so.4
#31 0x00007f1066ac238b in KApplication::notify ()
   from /usr/lib64/libkdeui.so.5
#32 0x00007f10648c66a0 in QCoreApplication::notifyInternal ()
   from /usr/lib64/qt4/libQtCore.so.4
#33 0x00007f10648c7281 in QCoreApplicationPrivate::sendPostedEvents ()
   from /usr/lib64/qt4/libQtCore.so.4
#34 0x00007f10648f0de0 in QEventDispatcherUNIX::processEvents ()
   from /usr/lib64/qt4/libQtCore.so.4
#35 0x00007f10637d143a in QEventDispatcherX11::processEvents ()
   from /usr/lib64/qt4/libQtGui.so.4
#36 0x00007f10648c4fb2 in QEventLoop::processEvents ()
   from /usr/lib64/qt4/libQtCore.so.4
#37 0x00007f10648c513d in QEventLoop::exec ()
   from /usr/lib64/qt4/libQtCore.so.4
#38 0x00007f10648c753d in QCoreApplication::exec ()
   from /usr/lib64/qt4/libQtCore.so.4
#39 0x00007f1067a61d22 in kdemain () from /usr/lib64/libkdeinit4_konqueror.so
#40 0x00007f1060ef3486 in __libc_start_main () from /lib64/libc.so.6
#41 0x0000000000400979 in _start ()
#0  0x00007f1060f74ca1 in nanosleep () from /lib64/libc.so.6