My Blender object craching.

Hello. After I upgrade my iMac from 10.6.2 to 10.6.3 today. I upgrade my Blender 2.50Alpha2 to the latest version GraphicAll Mars 31.3.10 OS Intel Blender Freestyle 2.5 (64bit) [27912].
But when I open up my latest project everything crach??.
Have this to do with [27912].
Is it important to have object inside the scene or ??. My is outside

Can you advice me
Thanks in advance :slight_smile: