No Dr. Konqi dialog appears. If I run the application inside gdb, I get this backtrace:

(gdb) run
Starting program: /opt/kde3/bin/kwrite
[New Thread 16384 (LWP 1175)]
Qt: gdb: -nograb added to command-line options.
         Use the -dograb option to enforce grabbing.

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 16384 (LWP 1175)]
0x41839578 in _int_free () from /lib/i686/libc.so.6
(gdb) bt
#0  0x41839578 in _int_free () from /lib/i686/libc.so.6
#1  0x4183822f in free () from /lib/i686/libc.so.6
#2  0x421ace7e in httpClose () from /usr/lib/libcups.so.2
#3  0x42078b1e in IppRequest::doFileRequest(QString const&, QString const&) ()
   from /opt/kde3/lib/kde3/kdeprint_cups.so
#4  0x4207a92e in KMCupsManager::slotConnectionSuccess() ()
   from /opt/kde3/lib/kde3/kdeprint_cups.so
#5  0x4207e821 in KMCupsManager::qt_invoke(int, QUObject*) ()
   from /opt/kde3/lib/kde3/kdeprint_cups.so
#6  0x40f19f34 in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#7  0x40f1a652 in QObject::activate_signal(int) () from /usr/local/qt/lib/libqt-mt.so.3
#8  0x4129b81a in QSocket::connected() () from /usr/local/qt/lib/libqt-mt.so.3
#9  0x41121bb8 in QSocket::tryConnection() () from /usr/local/qt/lib/libqt-mt.so.3
#10 0x41121c3a in QSocket::sn_write() () from /usr/local/qt/lib/libqt-mt.so.3
#11 0x4129ba2b in QSocket::qt_invoke(int, QUObject*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#12 0x40f19f34 in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#13 0x40f1a4fa in QObject::activate_signal(int, int) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#14 0x4126a890 in QSocketNotifier::activated(int) ()
   from /usr/local/qt/lib/libqt-mt.so.3
---Type <return> to continue, or q <return> to quit---
#15 0x40f36a1f in QSocketNotifier::event(QEvent*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#16 0x40eb70bf in QApplication::internalNotify(QObject*, QEvent*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#17 0x40eb72a7 in QApplication::notify(QObject*, QEvent*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#18 0x40af1595 in KApplication::notify(QObject*, QEvent*) ()
   from /opt/kde3/lib/libkdecore.so.4
#19 0x40eaa7e3 in QEventLoop::activateSocketNotifiers() ()
   from /usr/local/qt/lib/libqt-mt.so.3
#20 0x40e640bb in QEventLoop::processEvents(unsigned) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#21 0x40ecd450 in QEventLoop::enterLoop() () from /usr/local/qt/lib/libqt-mt.so.3
#22 0x40eb60ef in QApplication::enter_loop() () from /usr/local/qt/lib/libqt-mt.so.3
#23 0x410ab4c2 in QDialog::exec() () from /usr/local/qt/lib/libqt-mt.so.3
#24 0x41f1be12 in KPrinter::setup(QWidget*, QString const&, bool) ()
   from /opt/kde3/lib/libkdeprint.so.4
#25 0x41e42808 in KatePrinter::print(KateDocument*) ()
   from /opt/kde3/lib/kde3/libkatepart.so
#26 0x41e46c4d in KateDocument::print() () from /opt/kde3/lib/kde3/libkatepart.so
#27 0x41e69fac in KateDocument::qt_invoke(int, QUObject*) ()
   from /opt/kde3/lib/kde3/libkatepart.so
#28 0x40f19f34 in QObject::activate_signal(QConnectionList*, QUObject*) ()
---Type <return> to continue, or q <return> to quit---
   from /usr/local/qt/lib/libqt-mt.so.3
#29 0x40f1a652 in QObject::activate_signal(int) () from /usr/local/qt/lib/libqt-mt.so.3
#30 0x406e19e9 in KAction::activated() () from /opt/kde3/lib/libkdeui.so.4
#31 0x407b5bda in KAction::slotActivated() () from /opt/kde3/lib/libkdeui.so.4
#32 0x40844df5 in KAction::slotPopupActivated() () from /opt/kde3/lib/libkdeui.so.4
#33 0x40844fcb in KAction::qt_invoke(int, QUObject*) ()
   from /opt/kde3/lib/libkdeui.so.4
#34 0x40f19f34 in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#35 0x41269a0d in QSignal::signal(QVariant const&) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#36 0x40f34463 in QSignal::activate() () from /usr/local/qt/lib/libqt-mt.so.3
#37 0x41026fc5 in QPopupMenu::mouseReleaseEvent(QMouseEvent*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#38 0x406db0d4 in KPopupMenu::mouseReleaseEvent(QMouseEvent*) ()
   from /opt/kde3/lib/libkdeui.so.4
#39 0x40f5311f in QWidget::event(QEvent*) () from /usr/local/qt/lib/libqt-mt.so.3
#40 0x40eb70bf in QApplication::internalNotify(QObject*, QEvent*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#41 0x40eb746b in QApplication::notify(QObject*, QEvent*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#42 0x40af1595 in KApplication::notify(QObject*, QEvent*) ()
   from /opt/kde3/lib/libkdecore.so.4
---Type <return> to continue, or q <return> to quit---
#43 0x40e52155 in QETWidget::translateMouseEvent(_XEvent const*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#44 0x40e502ca in QApplication::x11ProcessEvent(_XEvent*) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#45 0x40e63b36 in QEventLoop::processEvents(unsigned) ()
   from /usr/local/qt/lib/libqt-mt.so.3
#46 0x40ecd450 in QEventLoop::enterLoop() () from /usr/local/qt/lib/libqt-mt.so.3
#47 0x40ecd3a6 in QEventLoop::exec() () from /usr/local/qt/lib/libqt-mt.so.3
#48 0x40eb60bf in QApplication::exec() () from /usr/local/qt/lib/libqt-mt.so.3
#49 0x400296c6 in kdemain () from /opt/kde3/lib/libkdeinit_kwrite.so
#50 0x0804871e in main ()

Seems to have been the result of parts of an experimental installation of CUPS interfering with the main installed version.

Seems to have been the result of parts of an experimental installation of CUPS interfering with the main installed version.

Closing old Resolved status bug.