Version:           1.10.92 (using 4.1.87 (KDE 4.1.87 (KDE 4.2 >= 20090101)) "release 3.1", KDE:KDE4:UNSTABLE:Desktop / openSUSE_11.1)
Compiler:          gcc
OS:                Linux (i686) release 2.6.27.7-9-pae

Just after adding a new disconnected IMAP account I decided to close KMail4. It crashed giving me following crach report:

Program: KMail (kmail), sygnał SIGABRT
[?1034h[Thread debugging using libthread_db enabled]
[Current thread is 1 (Thread 0xb3cd0700 (LWP 15720))]

Thread 3 (Thread 0xb0a60b90 (LWP 15811)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb5d443e1 in select () from /lib/libc.so.6
#2  0xb6a67dc7 in ?? () from /usr/lib/libQtCore.so.4
#3  0xb699885e in ?? () from /usr/lib/libQtCore.so.4
#4  0xb69361b5 in start_thread () from /lib/libpthread.so.0
#5  0xb5d4b38e in clone () from /lib/libc.so.6

Thread 2 (Thread 0xb0235b90 (LWP 15829)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb6939c35 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb6999872 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#3  0xb689d0d2 in ?? () from /usr/lib/libQtNetwork.so.4
#4  0xb699885e in ?? () from /usr/lib/libQtCore.so.4
#5  0xb69361b5 in start_thread () from /lib/libpthread.so.0
#6  0xb5d4b38e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb3cd0700 (LWP 15720)):
[KCrash Handler]
#6  0xffffe430 in __kernel_vsyscall ()
#7  0xb5ca4990 in raise () from /lib/libc.so.6
#8  0xb5ca62c8 in abort () from /lib/libc.so.6
#9  0xb5ce6683 in ?? () from /lib/libc.so.6
#10 0xb5ce7edb in free () from /lib/libc.so.6
#11 0xb699305d in qFree(void*) () from /usr/lib/libQtCore.so.4
#12 0xb7c76270 in ?? () from /usr/lib/libkdeui.so.5
#13 0xb7e80873 in ?? () from /usr/lib/libkdeui.so.5
#14 0xb7e80816 in ?? () from /usr/lib/libkdeui.so.5
#15 0xb7e7e89c in KXMLGUIFactory::~KXMLGUIFactory() () from /usr/lib/libkdeui.so.5
#16 0xb6a96c1f in QObjectPrivate::deleteChildren() () from /usr/lib/libQtCore.so.4
#17 0xb6077a28 in QWidget::~QWidget() () from /usr/lib/libQtGui.so.4
#18 0xb63c8381 in QMainWindow::~QMainWindow() () from /usr/lib/libQtGui.so.4
#19 0xb7e2ed59 in KMainWindow::~KMainWindow() () from /usr/lib/libkdeui.so.5
#20 0xb7e70627 in KXmlGuiWindow::~KXmlGuiWindow() () from /usr/lib/libkdeui.so.5
#21 0xb72df152 in ~KMMainWin (this=0x81db8b0) at /usr/src/debug/kdepim-4.1.87/kmail/kmmainwin.cpp:101
#22 0xb6a9690c in qDeleteInEventHandler(QObject*) () from /usr/lib/libQtCore.so.4
#23 0xb6a982b3 in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#24 0xb6076104 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#25 0xb63c8f77 in QMainWindow::event(QEvent*) () from /usr/lib/libQtGui.so.4
#26 0xb7e2d597 in KMainWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#27 0xb7e714cc in KXmlGuiWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#28 0xb601e8fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#29 0xb602682a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#30 0xb7d5292d in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#31 0xb6a88961 in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#32 0xb6a895d5 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#33 0xb6a897cd in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#34 0xb6ab336f in ?? () from /usr/lib/libQtCore.so.4
#35 0xb446d9a8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#36 0xb4471063 in ?? () from /usr/lib/libglib-2.0.so.0
#37 0xb4471221 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#38 0xb6ab2fb8 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#39 0xb60b7785 in ?? () from /usr/lib/libQtGui.so.4
#40 0xb6a8701a in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#41 0xb6a871da in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#42 0xb6a89895 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#43 0xb601e777 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#44 0x0804a5e0 in main (argc=) at /usr/src/debug/kdepim-4.1.87/kmail/main.cpp:146