How to use strain stress script to describe the stress strain curve as the figure1,and the problem in the script,

Dear, i have two questions, one ,when i run the script i meet some problems as the attachment,

two , the results how can i describe to the curve?

thank you for your reply, my e-mail 389784595@qq.com.

1. Dynamics calculation - Deviation in total energy (1.84951e+007 kcal/mol) between successive
steps was greater than the specified maximum (50000 kcal/mol).
Try relaxing the structure with geometry optimization, reducing the time step,
reducing the temperature or a combination of these in Forcite.Dynamics (function/property "Run") at -e line 264.

2,How to use strain stress script to describe the stress strain curve as the figure1