Application that crashed: kate
Version of the application: 3.3.5
KDE Version: 4.3.5 (KDE 4.3.5)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-17-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
Tried to save LaTeX file via Ctrl-S which led to the crash

 -- Backtrace:
Application: Kate (kate), signal: Segmentation fault
[KCrash Handler]
#6  0x00b218e5 in QString::size (this=0x83368f0, other=...) at ../../include/QtCore/../../src/corelib/tools/qstring.h:104
#7  QString::operator== (this=0x83368f0, other=...) at tools/qstring.cpp:1912
#8  0x040d1daf in ?? () from /usr/lib/libkio.so.5
#9  0x040d34cb in ?? () from /usr/lib/libkio.so.5
#10 0x00be4263 in QMetaObject::activate (sender=0x81c2380, from_signal_index=4, to_signal_index=4, argv=0xbfa2fba8) at kernel/qobject.cpp:3113
#11 0x00be4ec2 in QMetaObject::activate (sender=0x81c2380, m=0xcbf8b0, local_signal_index=0, argv=0xbfa2fba8) at kernel/qobject.cpp:3187
#12 0x00c1e503 in QSocketNotifier::activated (this=0x81c2380, _t1=10) at .moc/release-shared/moc_qsocketnotifier.cpp:83
#13 0x00be8c87 in QSocketNotifier::event (this=0x81c2380, e=0xbfa2ff64) at kernel/qsocketnotifier.cpp:316
#14 0x00e41f54 in QApplicationPrivate::notify_helper (this=0x80f5ac0, receiver=0x81c2380, e=0xbfa2ff64) at kernel/qapplication.cpp:4056
#15 0x00e4967c in QApplication::notify (this=0xbfa302cc, receiver=0x81c2380, e=0xbfa2ff64) at kernel/qapplication.cpp:3603
#16 0x006f525a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#17 0x00bce6cb in QCoreApplication::notifyInternal (this=0xbfa302cc, receiver=0x81c2380, event=0xbfa2ff64) at kernel/qcoreapplication.cpp:610
#18 0x00bf92ca in QCoreApplication::sendEvent (source=0x80f8660) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#19 socketNotifierSourceDispatch (source=0x80f8660) at kernel/qeventdispatcher_glib.cpp:110
#20 0x03ba2e88 in g_main_dispatch (context=0x80f7c90) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:1960
#21 IA__g_main_context_dispatch (context=0x80f7c90) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2513
#22 0x03ba6730 in g_main_context_iterate (context=0x80f7c90, block=<value optimized out>, dispatch=1, self=0x80f5c90) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2591
#23 0x03ba6863 in IA__g_main_context_iteration (context=0x80f7c90, may_block=1) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2654
#24 0x00bf902c in QEventDispatcherGlib::processEvents (this=0x80dd9d8, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#25 0x00ee2be5 in QGuiEventDispatcherGlib::processEvents (this=0x80dd9d8, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#26 0x00bccc79 in QEventLoop::processEvents (this=0xbfa30204, flags=) at kernel/qeventloop.cpp:149
#27 0x00bcd0ca in QEventLoop::exec (this=0xbfa30204, flags=...) at kernel/qeventloop.cpp:201
#28 0x00bcf53f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#29 0x00e41dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#30 0x00a8aaed in kdemain () from /usr/lib/libkdeinit4_kate.so
#31 0x080485cb in _start ()

This bug may be a duplicate of or related to bug 225095

Reported using DrKonqi