Application: kmail (1.13.3)
KDE Platform Version: 4.4.3 (KDE 4.4.3)
Qt Version: 4.6.3
Operating System: Linux 2.6.31.12-0.2-default i686
Distribution: "openSUSE 11.2 (i586)"

-- Information about the crash:
I was using Kmail and when I went to close the program it crashed. Kmail has done this several times. Sometiles it will happen when I ask it to check for new mail too. 

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[KCrash Handler]
#6  0xb69a2251 in KMMessage::setTransferInProgress (this=0x9114320, value=false, force=false) at /usr/src/debug/kdepim-4.4.3/kmail/kmmessage.cpp:278
#7  0xb6ccc7da in KMail::ImapJob::~ImapJob (this=0x9092ae8, __in_chrg=<value optimized out>) at /usr/src/debug/kdepim-4.4.3/kmail/imapjob.cpp:278
#8  0xb6652f23 in qDeleteInEventHandler (o=0x0) at kernel/qobject.cpp:4001
#9  0xb66546c8 in QObject::event (this=0x9092ae8, e=0x1) at kernel/qobject.cpp:1231
#10 0xb5b6ce3c in QApplicationPrivate::notify_helper (this=0x8086350, receiver=0x9092ae8, e=0x869a450) at kernel/qapplication.cpp:4302
#11 0xb5b73c78 in QApplication::notify (this=0xbff50930, receiver=0x9092ae8, e=0x869a450) at kernel/qapplication.cpp:4185
#12 0xb7473291 in KApplication::notify (this=0xbff50930, receiver=0x9092ae8, event=0x869a450) at /usr/src/debug/kdelibs-4.4.3/kdeui/kernel/kapplication.cpp:302
#13 0xb664371e in QCoreApplication::notifyInternal (this=0xbff50930, receiver=0x9092ae8, event=0x869a450) at kernel/qcoreapplication.cpp:726
#14 0xb6647227 in sendEvent (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.h:215
#15 QCoreApplicationPrivate::sendPostedEvents (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.cpp:1367
#16 0xb66473ac in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1260
#17 0xb667089d in sendPostedEvents () at kernel/qcoreapplication.h:220
#18 postEventSourceDispatch () at kernel/qeventdispatcher_glib.cpp:276
#19 0xb3ccf4c2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#20 0xb3cd2d98 in ?? () from /usr/lib/libglib-2.0.so.0
#21 0xb3cd2ebe in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#22 0xb6670381 in QEventDispatcherGlib::processEvents (this=0x8055d08, flags=...) at kernel/qeventdispatcher_glib.cpp:412
#23 0xb5c2dc3a in QGuiEventDispatcherGlib::processEvents (this=0x8055d08, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0xb6641d8d in QEventLoop::processEvents (this=0xbff507e4, flags=) at kernel/qeventloop.cpp:149
#25 0xb66421d9 in QEventLoop::exec (this=0xbff507e4, flags=...) at kernel/qeventloop.cpp:201
#26 0xb6647480 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003
#27 0xb5b6cee4 in QApplication::exec () at kernel/qapplication.cpp:3581
#28 0x0804ab1e in main (argc=3, argv=0xbff50ae4) at /usr/src/debug/kdepim-4.4.3/kmail/main.cpp:156

Reported using DrKonqi