Version:            (using KDE KDE 3.5.6)
Installed from:    Ubuntu Packages
OS:                Linux

I plugged my Xerox Phaser 3110 printer via usb when kde is already working 
went to system setting > printers and the program (printers) crash down immediatly when started

here is the log
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Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread -1232746272 (LWP 8100)]
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[KCrash handler]
#6  0xb6069be7 in KMCupsManager::validatePluginActions ()
   from /usr/lib/kde3/kdeprint_cups.so
#7  0xb621536d in KMMainView::slotPrinterSelected ()
   from /usr/lib/libkdeprint_management.so.4
#8  0xb626eea8 in KMMainView::qt_invoke ()
   from /usr/lib/libkdeprint_management.so.4
#9  0xb6f7688b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#10 0xb6f76dc0 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#11 0xb6224240 in KMPrinterView::printerSelected ()
   from /usr/lib/libkdeprint_management.so.4
#12 0xb62242d2 in KMPrinterView::qt_emit ()
   from /usr/lib/libkdeprint_management.so.4
#13 0xb6f7698c in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#14 0xb6f76dc0 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#15 0xb621c4f3 in KMIconView::printerSelected ()
   from /usr/lib/libkdeprint_management.so.4
#16 0xb621c755 in KMIconView::slotSelectionChanged ()
   from /usr/lib/libkdeprint_management.so.4
#17 0xb621c8cb in KMIconView::qt_invoke ()
   from /usr/lib/libkdeprint_management.so.4
#18 0xb6f7688b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#19 0xb6f77330 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#20 0xb73389be in QIconView::selectionChanged () from /usr/lib/libqt-mt.so.3
#21 0xb621d3a7 in KMIconView::setPrinterList ()
   from /usr/lib/libkdeprint_management.so.4
#22 0xb6235341 in KMPrinterView::setPrinterList ()
   from /usr/lib/libkdeprint_management.so.4
#23 0xb6235c92 in KMMainView::slotTimer ()
   from /usr/lib/libkdeprint_management.so.4
#24 0xb626ece4 in KMMainView::qt_invoke ()
   from /usr/lib/libkdeprint_management.so.4
#25 0xb6f769b8 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#26 0xb6f77330 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#27 0xb7304872 in QTimer::timeout () from /usr/lib/libqt-mt.so.3
#28 0xb6212cc8 in KMTimer::releaseTimer ()
   from /usr/lib/libkdeprint_management.so.4
#29 0xb6212d05 in KMTimer::release ()
   from /usr/lib/libkdeprint_management.so.4
#30 0xb6224ef4 in KMMainView::slotUpdatePossible ()
   from /usr/lib/libkdeprint_management.so.4
#31 0xb626ef66 in KMMainView::qt_invoke ()
   from /usr/lib/libkdeprint_management.so.4
#32 0xb6f769b8 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#33 0xb6f76be5 in QObject::activate_signal_bool () from /usr/lib/libqt-mt.so.3
#34 0xb613ba8b in KMManager::updatePossible () from /usr/lib/libkdeprint.so.4
#35 0xb613bdff in KMManager::setUpdatePossible ()
   from /usr/lib/libkdeprint.so.4
#36 0xb6094393 in KMCupsManager::slotConnectionSuccess ()
   from /usr/lib/kde3/kdeprint_cups.so
#37 0xb609452a in KMCupsManager::qt_invoke ()
   from /usr/lib/kde3/kdeprint_cups.so
#38 0xb6f7688b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#39 0xb7996e11 in KNetwork::KClientSocketBase::connected ()
   from /usr/lib/libkdecore.so.4
#40 0xb799c0a2 in KNetwork::KStreamSocket::connectionSucceeded ()
   from /usr/lib/libkdecore.so.4
#41 0xb799ca2b in KNetwork::KStreamSocket::connectionEvent ()
   from /usr/lib/libkdecore.so.4
#42 0xb79a6280 in KNetwork::KStreamSocket::qt_invoke ()
   from /usr/lib/libkdecore.so.4
#43 0xb79a62e6 in KNetwork::KBufferedSocket::qt_invoke ()
   from /usr/lib/libkdecore.so.4
#44 0xb6f7688b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#45 0xb73027ac in QSignal::signal () from /usr/lib/libqt-mt.so.3
#46 0xb6f9681e in QSignal::activate () from /usr/lib/libqt-mt.so.3
#47 0xb6f9e234 in QSingleShotTimer::event () from /usr/lib/libqt-mt.so.3
#48 0xb6f0da60 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#49 0xb6f0f88f in QApplication::notify () from /usr/lib/libqt-mt.so.3
#50 0xb7965cc2 in KApplication::notify () from /usr/lib/libkdecore.so.4
#51 0xb6ea01e9 in QApplication::sendEvent () from /usr/lib/libqt-mt.so.3
#52 0xb6f004ab in QEventLoop::activateTimers () from /usr/lib/libqt-mt.so.3
#53 0xb6eb4d25 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#54 0xb6f280a8 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#55 0xb6f0f674 in QApplication::processEvents () from /usr/lib/libqt-mt.so.3
#56 0xb6f0f69f in QApplication::processEvents () from /usr/lib/libqt-mt.so.3
#57 0xb622672a in KMMainView::setBrowsingStatus ()
   from /usr/lib/libkdeprint_management.so.4
#58 0xb6228430 in KMMainView::initActions ()
   from /usr/lib/libkdeprint_management.so.4
#59 0xb62629d8 in KMMainView::KMMainView ()
   from /usr/lib/libkdeprint_management.so.4
#60 0xb629175c in KCMPrintMgr::KCMPrintMgr ()
   from /usr/lib/kde3/kcm_printmgr.so
#61 0xb629241f in KGenericFactory<KCMPrintMgr, QWidget>::createObject ()
   from /usr/lib/kde3/kcm_printmgr.so
#62 0xb788fa01 in KLibFactory::create () from /usr/lib/libkdecore.so.4
#63 0xb7c8de82 in KCModuleLoader::load () from /usr/lib/libkutils.so.1
#64 0xb7c8ed97 in KCModuleLoader::loadModule () from /usr/lib/libkutils.so.1
#65 0xb7c8f725 in KCModuleProxy::realModule () from /usr/lib/libkutils.so.1
#66 0xb7c90342 in KCModuleProxy::buttons () from /usr/lib/libkutils.so.1
#67 0x0805e30d in ?? ()
#68 0x081ce728 in ?? ()
#69 0xb7ca4675 in ?? () from /usr/lib/libkutils.so.1
#70 0x081c7b98 in ?? ()
#71 0x080656e1 in ?? ()
#72 0x00000000 in ?? ()

well i hope this report is helpfull
sincerely yours
j alvan