Comment 5 for bug 342891

I feel, I might be having a similar issue, here is my backtrace
Application: Kontact (kontact), signal SIGABRT
0x00007f7fb027fcf0 in nanosleep () from /lib/libc.so.6

Thread 1 (Thread 0x7f7fb671c750 (LWP 7955)):
[KCrash Handler]
#5 0x00007f7fb020afb5 in raise () from /lib/libc.so.6
#6 0x00007f7fb020cbc3 in abort () from /lib/libc.so.6
#7 0x00007f7fb0d58885 in qt_message_output () from /usr/lib/libQtCore.so.4
#8 0x00007f7fb0d589cb in qFatal () from /usr/lib/libQtCore.so.4
#9 0x00007f7f9db92638 in ?? () from /usr/lib/libkmailprivate.so.4
#10 0x00007f7f9db97a70 in ?? () from /usr/lib/libkmailprivate.so.4
#11 0x00007f7f9db6b529 in ?? () from /usr/lib/libkmailprivate.so.4
#12 0x00007f7f9dbbbb53 in ?? () from /usr/lib/libkmailprivate.so.4
#13 0x00007f7f9dbbb8b0 in ?? () from /usr/lib/libkmailprivate.so.4
#14 0x00007f7f9dbc04e0 in ?? () from /usr/lib/libkmailprivate.so.4
#15 0x00007f7f9dbc08bf in ?? () from /usr/lib/libkmailprivate.so.4
#16 0x00007f7f9dca4790 in KMKernel::init () from /usr/lib/libkmailprivate.so.4
#17 0x00007f7f9e3dccba in ?? () from /usr/lib/kde4/kmailpart.so
#18 0x00007f7f9e3dd7cf in KPluginFactory::createPartInstance<KMailPart> () from /usr/lib/kde4/kmailpart.so
#19 0x00007f7fb15950cd in KPluginFactory::create () from /usr/lib/libkdecore.so.5
#20 0x00007f7fb54cbb89 in Kontact::Core::createPart () from /usr/lib/libkontactinterfaces.so.4
#21 0x00007f7f9f065ac0 in ?? () from /usr/lib/kde4/kontact_kmailplugin.so
#22 0x00007f7fb54cca99 in Kontact::Plugin::part () from /usr/lib/libkontactinterfaces.so.4
#23 0x00007f7fb56f1e0b in Kontact::MainWindow::selectPlugin () from /usr/lib/libkontactprivate.so.4
#24 0x00007f7fb56ed42c in Kontact::MainWindow::loadSettings () from /usr/lib/libkontactprivate.so.4
#25 0x00007f7fb56f5947 in Kontact::MainWindow::initObject () from /usr/lib/libkontactprivate.so.4
#26 0x00007f7fb56f5e5a in Kontact::MainWindow::MainWindow () from /usr/lib/libkontactprivate.so.4
#27 0x000000000040372c in _start ()

This literally just started today and I can't recall installing/upgrading anything recently that may cause this issue.

Matt