Application that crashed: kmail
Version of the application: 1.12.2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.28-15-generic x86_64
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
i gave the exit command to KMail via system tray icon.

KWallet was not open at the time.

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[KCrash Handler]
#5  0x00007f4ec457e780 in QListData::shared_null () from /usr/lib/libQtCore.so.4
#6  0x00007f4ec5d25276 in qDeleteAll<QHash<QString, KIO::SchedulerPrivate::ProtocolInfo*>::const_iterator> (begin=<value optimized out>, end={i = 0x19ec6f0})
    at /usr/include/qt4/QtCore/qalgorithms.h:350
#7  0x00007f4ec5d210a3 in destroy () at /usr/include/qt4/QtCore/qalgorithms.h:358
#8  0x00007f4ec365d6ed in *__GI_exit (status=0) at exit.c:75
#9  0x00007f4ec36455ad in __libc_start_main (main=0x402600 <main>, argc=3, ubp_av=0x7fffd141ad38, init=0x403c20 <__libc_csu_init>, fini=<value optimized out>, rtld_fini=<value optimized out>, 
    stack_end=0x7fffd141ad28) at libc-start.c:252
#10 0x00000000004024b9 in _start () at ../sysdeps/x86_64/elf/start.S:113

This bug may be a duplicate of or related to bug 199375

Reported using DrKonqi