Version:           1.4 (using KDE 4.2.0)
OS:                Linux
Installed from:    Ubuntu Packages

Kontact was minimised into the system tray. I clicked on the icon to open it to create a new email. When I clicked on the 'New' button, it crashed with the following information;

Application: Kontact (kontact), signal SIGABRT
[Current thread is 0 (LWP 10846)]

Thread 2 (Thread 0xb0c3ab90 (LWP 10847)):
#0  0xb80c9430 in __kernel_vsyscall ()
#1  0xb5b55df1 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0xb5e24150 in ?? () from /usr/lib/libQtCore.so.4
#3  0xb5d546ae in ?? () from /usr/lib/libQtCore.so.4
#4  0xb548b50f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#5  0xb5b5da0e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb4c116c0 (LWP 10846)):
[KCrash Handler]
#6  0xb80c9430 in __kernel_vsyscall ()
#7  0xb5aa78a0 in raise () from /lib/tls/i686/cmov/libc.so.6
#8  0xb5aa9268 in abort () from /lib/tls/i686/cmov/libc.so.6
#9  0xb5d4c795 in qt_message_output () from /usr/lib/libQtCore.so.4
#10 0xb5d4c872 in qFatal () from /usr/lib/libQtCore.so.4
#11 0xb5d4c915 in qt_assert () from /usr/lib/libQtCore.so.4
#12 0xb78b48a0 in KPIM::AddresseeLineEdit::eventFilter () from /usr/lib/libkdepim.so.4
#13 0xb5e440f4 in QCoreApplicationPrivate::sendThroughApplicationEventFilters () from /usr/lib/libQtCore.so.4
#14 0xb62f6863 in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#15 0xb62ff806 in QApplication::notify () from /usr/lib/libQtGui.so.4
#16 0xb6e0ffed in KApplication::notify () from /usr/lib/libkdeui.so.5
#17 0xb5e44e61 in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#18 0xb63573de in ?? () from /usr/lib/libQtGui.so.4
#19 0xb638dbb0 in ?? () from /usr/lib/libQtGui.so.4
#20 0xb638fd26 in ?? () from /usr/lib/libQtGui.so.4
#21 0xb6366af5 in QApplication::x11ProcessEvent () from /usr/lib/libQtGui.so.4
#22 0xb63917aa in ?? () from /usr/lib/libQtGui.so.4
#23 0xb51286f8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#24 0xb512bda3 in ?? () from /usr/lib/libglib-2.0.so.0
#25 0xb512bf61 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#26 0xb5e6f478 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#27 0xb6390ea5 in ?? () from /usr/lib/libQtGui.so.4
#28 0xb5e4352a in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#29 0xb5e436ea in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#30 0xb5e45da5 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#31 0xb62f6767 in QApplication::exec () from /usr/lib/libQtGui.so.4
#32 0x0804c072 in _start ()


Running KDE 4.2.0, Kontact version 1.4. Only other program open at the time was firefox.