Version:            (using KDE KDE 3.5.6)
Installed from:    Unlisted Binary Package
Compiler:          gcc version 4.1.1 20070105 
OS:                Linux

After upgrade when I click 'Check mail in' for retrieve messages from local mailbox (/var/spool/mail/myuser), I get

QGArray::at: Absolute index 0 out of range

and crash:
[KCrash handler]:
#5  0xb7df889d in KMFolderMbox::createIndexFromContents ()
   from /usr/lib/libkmailprivate.so
#6  0xb7d841b5 in KMFolderMbox::open () from /usr/lib/libkmailprivate.so
#7  0xb7c7c74b in KMFolder::open () from /usr/lib/libkmailprivate.so
#8  0xb7db4004 in KMAcctLocal::preProcess () from /usr/lib/libkmailprivate.so
#9  0xb7db43a0 in KMAcctLocal::processNewMail ()
   from /usr/lib/libkmailprivate.so
#10 0xb7d861eb in KMail::AccountManager::processNextCheck ()
   from /usr/lib/libkmailprivate.so
#11 0xb7d8629b in KMail::AccountManager::singleCheckMail ()
   from /usr/lib/libkmailprivate.so
#12 0xb7d86471 in KMail::AccountManager::intCheckMail ()
   from /usr/lib/libkmailprivate.so
#13 0xb7e279bb in KMMainWidget::slotCheckOneAccount ()
   from /usr/lib/libkmailprivate.so
#14 0xb7e57f88 in KMMainWidget::qt_invoke () from /usr/lib/libkmailprivate.so
#15 0xb75be0af in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#16 0xb75be580 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#17 0xb780a74a in QPopupMenu::activated () from /usr/lib/libqt-mt.so.3
#18 0xb7678c75 in QPopupMenu::actSig () from /usr/lib/libqt-mt.so.3
#19 0xb7679006 in QPopupMenu::mouseReleaseEvent () from /usr/lib/libqt-mt.so.3
#20 0xb6607c7f in KPopupMenu::mouseReleaseEvent () from /usr/lib/libkdeui.so.4
#21 0xb75e4164 in QWidget::event () from /usr/lib/libqt-mt.so.3
#22 0xb757cc8c in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#23 0xb757d033 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#24 0xb7a62bca in KApplication::notify () from /usr/lib/libkdecore.so.4
#25 0xb752f298 in QApplication::sendSpontaneousEvent ()
   from /usr/lib/libqt-mt.so.3