Crash SW2016

Hello everyone. I'm having a crash with Solidworks when i'm trying to fix some geometrical errors inside a part. Reached some point, program closes, and i dont know why! Could be part document broken or something? This is the step list i do:

1 - Open assembly

2 - Open assembly's part

3 - Fix errors

4 - Solidworks closes.

Please, if anyone could know the answer, it would be very helpful.

Thak you all.

SolidworksAssemblies