Application that crashed: kontact
Version of the application: 4.3.0
KDE Version: 4.3.00 (KDE 4.3.0)
Qt Version: 4.5.2
Operating System: Linux 2.6.30-1-686 i686
Distribution: Debian GNU/Linux testing (squeeze)

What I was doing when the application crashed:
Kontact crashes on exit. Not 100% reproducible, but happens now and then.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  0x00000000 in ?? ()
#7  0xb61e15b6 in qDeleteAll<QHash<QString, KIO::SchedulerPrivate::ProtocolInfo*>::const_iterator> (begin={i = 0x9e94180}, end={i = 0x8ce5c38}) at /usr/include/qt4/QtCore/qalgorithms.h:350
#8  0xb61dd40e in destroy () at /usr/include/qt4/QtCore/qalgorithms.h:358
#9  0xb61133cb in ~KCleanUpGlobalStatic (this=0xb62db1b4) at ../../kdecore/kernel/kglobal.h:62
#10 0xb69dd889 in exit () from /lib/i686/cmov/libc.so.6
#11 0xb69c377d in __libc_start_main () from /lib/i686/cmov/libc.so.6
#12 0x0804a551 in _start () at ../sysdeps/i386/elf/start.S:119

This bug may be a duplicate of or related to bug 195896

Reported using DrKonqi