Version:            (using KDE Devel)
Installed from:    Compiled sources
Compiler:          3.3.4 (pre 3.3.5 20040809) SUSE 9.2
OS:                Linux

KO and KM running standalone. I tried to disable a Kolab Calendar in my Inbox.

Using host libthread_db library "/lib/tls/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread 1105285408 (LWP 5523)]
[KCrash handler]
#7  0x083e4278 in ?? ()
#8  0x423b8c85 in KCal::ResourceKolab::sendKMailUpdate (this=0x82feb70, 
    incidencebase=0x83e4280, subresource=@0xbfffdf30, sernum=1897879657)
    at resourcekolab.cpp:375
#9  0x423b882a in KCal::ResourceKolab::incidenceUpdated (this=0x82feb70, 
    incidencebase=0x83e4280) at resourcekolab.cpp:302
#10 0x423b97fa in KCal::ResourceKolab::addIncidence (this=0x82feb70, 
    incidence=0x861be48, _subresource=@0x8321ac8, sernum=1897879657)
    at resourcekolab.cpp:503
#11 0x423b994d in KCal::ResourceKolab::addEvent (this=0x82feb70, 
    xml=@0x86604c8, subresource=@0x8321ac8, sernum=1897879657)
    at resourcekolab.cpp:530
#12 0x423b8bd3 in KCal::ResourceKolab::addIncidence (this=0x82feb70, 
    mimetype=0x423c9116 "application/x-vnd.kolab.event", data=@0x86604c8, 
    subResource=@0x8321ac8, sernum=1897879657) at resourcekolab.cpp:360
#13 0x423b8093 in KCal::ResourceKolab::loadSubResource (this=0x82feb70, 
    subResource=@0x8321ac8, 
    mimetype=0x423c9116 "application/x-vnd.kolab.event")
    at resourcekolab.cpp:185
#14 0x423b82ca in KCal::ResourceKolab::doLoadAll (this=0x82feb70, 
    map=@0x82fecb8, mimetype=0x423c9116 "application/x-vnd.kolab.event")
    at resourcekolab.cpp:219
#15 0x423b8373 in KCal::ResourceKolab::loadAllEvents (this=0x82feb70)
    at resourcekolab.cpp:228
#16 0x423b81bc in KCal::ResourceKolab::doLoad (this=0x82feb70)
    at resourcekolab.cpp:208
#17 0x423baeb1 in KCal::ResourceKolab::setSubresourceActive (this=0x82feb70, 
    subresource=@0x833432c, v=true) at resourcekolab.cpp:893
#18 0x401931b9 in ResourceItem::stateChange (this=0x83342e0, active=true)
    at resourceview.cpp:145
#19 0x415ff351 in QCheckListItem::stateChange ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#20 0x41601f36 in QCheckListItem::setState ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#21 0x416022a1 in QCheckListItem::setState ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#22 0x41604784 in QCheckListItem::activate ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#23 0x41608103 in QListView::contentsMousePressEventEx ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#24 0x41608c54 in QListView::contentsMousePressEvent ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#25 0x40eb1744 in KListView::contentsMousePressEvent ()
   from /opt/kde3/lib/libkdeui.so.4
#26 0x41638918 in QScrollView::viewportMousePressEvent ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#27 0x41639c88 in QScrollView::eventFilter ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#28 0x41608cc8 in QListView::eventFilter () from /usr/lib/qt3/lib/libqt-mt.so.3
#29 0x4151c98e in QObject::activate_filters ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#30 0x4151ca70 in QObject::event () from /usr/lib/qt3/lib/libqt-mt.so.3
#31 0x41551ecf in QWidget::event () from /usr/lib/qt3/lib/libqt-mt.so.3
#32 0x414b985f in QApplication::internalNotify ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#33 0x414bbc06 in QApplication::notify () from /usr/lib/qt3/lib/libqt-mt.so.3
#34 0x4112aa91 in KApplication::notify () from /opt/kde3/lib/libkdecore.so.4
#35 0x41456fce in QETWidget::translateMouseEvent ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#36 0x41455e86 in QApplication::x11ProcessEvent ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#37 0x41466908 in QEventLoop::processEvents ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#38 0x414d17b1 in QEventLoop::enterLoop () from /usr/lib/qt3/lib/libqt-mt.so.3
#39 0x414d15f6 in QEventLoop::exec () from /usr/lib/qt3/lib/libqt-mt.so.3
#40 0x414bb2ef in QApplication::exec () from /usr/lib/qt3/lib/libqt-mt.so.3
#41 0x08050a5f in main (argc=1, argv=0xbffff2e4) at main.cpp:58