Version:           3.5.6 (using KDE 3.5.6, Kubuntu (feisty) 4:3.5.6-0ubuntu14)
Compiler:          Target: i486-linux-gnu
OS:                Linux (i686) release 2.6.20-16-generic

In the system settings  and  one clicks on printers .   it crashed 
--

(no debugging symbols found)
Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread -1232885536 (LWP 6781)]
[KCrash handler]
#6  0xb6156be7 in KMCupsManager::validatePluginActions (this=0x8264008, 
    coll=0x82c7e80, pr=0x0)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/cups/kmcupsmanager.cpp:859
#7  0xb630236d in KMMainView::slotPrinterSelected (this=0x820ba28, 
    prname=@0x8359ec8)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmmainview.cpp:449
#8  0xb635bea8 in KMMainView::qt_invoke (this=0x820ba28, _id=65, 
    _o=0xbf8db4f8) at ./kmmainview.moc:186
#9  0xb6f5488b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#10 0xb6f54dc0 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#11 0xb6311240 in KMPrinterView::printerSelected (this=0x8214390, 
    t0=@0x835ae90) at ./kmprinterview.moc:98
#12 0xb63112d2 in KMPrinterView::qt_emit (this=0x8214390, _id=4, 
    _o=0xbf8db628) at ./kmprinterview.moc:131
#13 0xb6f5498c in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#14 0xb6f54dc0 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#15 0xb63094f3 in KMIconView::printerSelected (this=0x82129a0, t0=@0xbf8db6a8)
    at ./kmiconview.moc:118
#16 0xb6309755 in KMIconView::slotSelectionChanged (this=0x82129a0)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmiconview.cpp:218
#17 0xb63098cb in KMIconView::qt_invoke (this=0x82129a0, _id=81, 
    _o=0xbf8db76c) at ./kmiconview.moc:125
#18 0xb6f5488b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#19 0xb6f55330 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#20 0xb7316cf2 in QIconView::selectionChanged () from /usr/lib/libqt-mt.so.3
#21 0xb630a3a7 in KMIconView::setPrinterList (this=0x82129a0, list=0x8264054)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmiconview.cpp:191
#22 0xb6322341 in KMPrinterView::setPrinterList (this=0x8214390, 
    list=0x8264054)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmprinterview.cpp:60
#23 0xb6322c92 in KMMainView::slotTimer (this=0x820ba28)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmmainview.cpp:380
#24 0xb635bce4 in KMMainView::qt_invoke (this=0x820ba28, _id=46, 
    _o=0xbf8db90c) at ./kmmainview.moc:167
#25 0xb6f549b8 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#26 0xb6f55330 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#27 0xb72e2ba6 in QTimer::timeout () from /usr/lib/libqt-mt.so.3
#28 0xb62ffcc8 in KMTimer::releaseTimer (this=0x82454e0, do_emit=false)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmtimer.cpp:70
#29 0xb62ffd05 in KMTimer::release (this=0x82454e0, do_emit=true)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmtimer.cpp:61
#30 0xb6311ef4 in KMMainView::slotUpdatePossible (this=0x820ba28, flag=true)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmmainview.cpp:961
#31 0xb635bf66 in KMMainView::qt_invoke (this=0x820ba28, _id=71, 
    _o=0xbf8dba98) at ./kmmainview.moc:192
#32 0xb6f549b8 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#33 0xb6f54be5 in QObject::activate_signal_bool () from /usr/lib/libqt-mt.so.3
#34 0xb6228a8b in KMManager::updatePossible (this=0x8264008, t0=true)
    at ./kmmanager.moc:85
#35 0xb6228dff in KMManager::setUpdatePossible (this=0x0, value=false)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/kmmanager.cpp:553
#36 0xb6181393 in KMCupsManager::slotConnectionSuccess (this=0x8264008)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/cups/kmcupsmanager.cpp:943
#37 0xb618152a in KMCupsManager::qt_invoke (this=0x8264008, _id=5, 
    _o=0xbf8dbbf4) at ./kmcupsmanager.moc:100
#38 0xb6f5488b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#39 0xb7974e31 in KNetwork::KClientSocketBase::connected (this=0x82d53b8, 
    t0=@0x834d090) at ./kclientsocketbase.moc:180
#40 0xb797a0c2 in KNetwork::KStreamSocket::connectionSucceeded (
    this=0x82d53b8, peer=@0x834d090)
    at /build/buildd/kdelibs-3.5.6/./kdecore/network/kstreamsocket.cpp:365
#41 0xb797aa4b in KNetwork::KStreamSocket::connectionEvent (this=0x82d53b8)
    at /build/buildd/kdelibs-3.5.6/./kdecore/network/kstreamsocket.cpp:283
#42 0xb79842a0 in KNetwork::KStreamSocket::qt_invoke (this=0x82d53b8, _id=6, 
    _o=0xbf8dbd58) at ./kstreamsocket.moc:97
#43 0xb7984306 in KNetwork::KBufferedSocket::qt_invoke (this=0x82d53b8, 
    _id=6, _o=0xbf8dbd58) at ./kbufferedsocket.moc:100
#44 0xb6f5488b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#45 0xb72e0ae0 in QSignal::signal () from /usr/lib/libqt-mt.so.3
#46 0xb6f7481e in QSignal::activate () from /usr/lib/libqt-mt.so.3
#47 0xb6f7c234 in QSingleShotTimer::event () from /usr/lib/libqt-mt.so.3
#48 0xb6eeba60 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#49 0xb6eed88f in QApplication::notify () from /usr/lib/libqt-mt.so.3
#50 0xb7943ce2 in KApplication::notify (this=0xbf8de278, receiver=0x81dfed8, 
    event=0xbf8dc0a8)
    at /build/buildd/kdelibs-3.5.6/./kdecore/kapplication.cpp:550
#51 0xb6e7e1e9 in QApplication::sendEvent () from /usr/lib/libqt-mt.so.3
#52 0xb6ede4ab in QEventLoop::activateTimers () from /usr/lib/libqt-mt.so.3
#53 0xb6e92d25 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#54 0xb6f060a8 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#55 0xb6eed674 in QApplication::processEvents () from /usr/lib/libqt-mt.so.3
#56 0xb6eed69f in QApplication::processEvents () from /usr/lib/libqt-mt.so.3
#57 0xb631372a in KMMainView::setBrowsingStatus (this=0x820ba28)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmmainview.cpp:341
#58 0xb6315430 in KMMainView::initActions (this=0x820ba28)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmmainview.cpp:216
#59 0xb634f9d8 in KMMainView (this=0x820ba28, parent=0x820b650, 
    name=0xb63c2afa "MainView", coll=0x0)
    at /build/buildd/kdelibs-3.5.6/./kdeprint/management/kmmainview.cpp:126
#60 0xb63c175c in KCMPrintMgr::KCMPrintMgr ()
   from /usr/lib/kde3/kcm_printmgr.so
#61 0xb63c241f in KGenericFactory<KCMPrintMgr, QWidget>::createObject ()
   from /usr/lib/kde3/kcm_printmgr.so
#62 0xb786d9e1 in KLibFactory::create (this=0x8209690, parent=0x8203048, 
    name=0xb7335160 "unnamed", classname=0xb7f30f83 "KCModule", 
    args=@0x82031e8)
    at /build/buildd/kdelibs-3.5.6/./kdecore/klibloader.cpp:83
#63 0xb7c6be82 in KCModuleLoader::load (mod=@0x8203218, libname=@0xbf8dd270, 
    loader=0x8208990, report=KCModuleLoader::Inline, parent=0x8203048, 
    name=0xb7335160 "unnamed", args=@0x82031e8)
    at /build/buildd/kdelibs-3.5.6/./kparts/componentfactory.h:67
#64 0xb7c6cd97 in KCModuleLoader::loadModule (mod=@0x8203218, 
    report=KCModuleLoader::Inline, withfallback=false, parent=0x8203048, 
    name=0xb7335160 "unnamed", args=@0x82031e8)
    at /build/buildd/kdelibs-3.5.6/./kutils/kcmoduleloader.cpp:156
#65 0xb7c6d725 in KCModuleProxy::realModule (this=0x8203048)
    at /build/buildd/kdelibs-3.5.6/./kutils/kcmoduleproxy.cpp:186
#66 0xb7c6e342 in KCModuleProxy::buttons (this=0x8203048)
    at /build/buildd/kdelibs-3.5.6/./kutils/kcmoduleproxy.cpp:603
#67 0x0805e30d in ?? ()
#68 0x08203048 in ?? ()
#69 0xb7c82675 in ?? () from /usr/lib/libkutils.so.1
#70 0x08204360 in ?? ()
#71 0x080656e1 in ?? ()
#72 0x00000000 in ?? ()