Application: kmail (1.13.3)
KDE Platform Version: 4.4.3 (KDE 4.4.3)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-22-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
Kmail crashed when closing it, the mainwindow was gone but the process was still running, after a while the process crashed

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[KCrash Handler]
#5  0x0000000000000021 in ?? ()
#6  0x00007f083d1c6e69 in KJob::kill (this=0x8132590, verbosity=KJob::Quietly) at ../../kdecore/jobs/kjob.cpp:106
#7  0x00007f083c80683c in ~PopAccount (this=0x27eeb10, __in_chrg=<value optimized out>) at ../../kmail/popaccount.cpp:86
#8  0x00007f083c7354ee in qDeleteAll<QList<KMAccount*>::const_iterator> (this=0x20f4520, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:322
#9  qDeleteAll<AccountList> (this=0x20f4520, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:330
#10 ~AccountManager (this=0x20f4520, __in_chrg=<value optimized out>) at ../../kmail/accountmanager.cpp:39
#11 0x00007f083c80ae7f in KMKernel::cleanup (this=0x7fff0e3cbd40) at ../../kmail/kmkernel.cpp:1805
#12 0x000000000040348d in main (argc=<value optimized out>, argv=<value optimized out>) at ../../kmail/main.cpp:158

Reported using DrKonqi