I've got this problem 2 days ago, but only on one PC out of over ten with the MED of Lite-C. I got an error message that lets me think that the RAM had a defect.

http://www.puppenheim.org/
http://www.wuerfels-welt.de
Old Game Tutorial: http://www.puppenheim.org/MITutorial.zip
Free Game Editor: http://puppenheim.org/AlienalsWeihnachtsmann.zip
http://www.puppenheim.org/blender_starting_main_settings.txt