Version:           1.9.98.5-1 (using KDE 4.2.0)
OS:                Linux
Installed from:    Unlisted Binary Package

Basically it crashes when I save the file. Doesn't matter which format.

Backtrace:
Application: KWord (kword), signal SIGSEGV

Thread 1 (Thread 0xb5adf920 (LWP 5615)):
[KCrash Handler]
#6  0xb41fed91 in KWPageStyle::pageLayout () from /usr/lib/libkwordprivate.so.5
#7  0xb4206c3b in KWOdfWriter::saveHeaderFooter () from /usr/lib/libkwordprivate.so.5
#8  0xb420800d in KWOdfWriter::save () from /usr/lib/libkwordprivate.so.5
#9  0xb41e6334 in KWDocument::saveOdf () from /usr/lib/libkwordprivate.so.5
#10 0xb7c1f165 in KoDocument::saveNativeFormat () from /usr/lib/libkomain.so.5
#11 0xb7c184aa in KoDocument::saveFile () from /usr/lib/libkomain.so.5
#12 0xb6998642 in KParts::ReadWritePart::save () from /usr/lib/libkparts.so.4
#13 0xb6999bf6 in KParts::ReadWritePart::saveAs () from /usr/lib/libkparts.so.4
#14 0xb7c43689 in KoMainWindow::saveDocument () from /usr/lib/libkomain.so.5
#15 0xb7c331a5 in KoMainWindow::slotFileSaveAs () from /usr/lib/libkomain.so.5
#16 0xb7c406b3 in KoMainWindow::qt_metacall () from /usr/lib/libkomain.so.5
#17 0xb70cb77b in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#18 0xb70cba50 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#19 0xb75994b1 in QAction::triggered () from /usr/lib/libQtGui.so.4
#20 0xb7599e27 in QAction::activate () from /usr/lib/libQtGui.so.4
#21 0xb791b482 in ?? () from /usr/lib/libQtGui.so.4
#22 0x0881a118 in ?? ()
#23 0x00000000 in ?? ()



If you need more information I'll install the debug package (it's quite big =) 
Keep up the good work