Sorry aadil i can’t open your .osd file right now as its weekend and i use licensed software of my institute.
Shall have a look at it on monday hopefully.
Can you tell me what are you exactly designing?
By looking at the 2nd screenshot i see that your BER is all over the place. I can infer that You have swept some parameter way too many times. Keep the iterations to an optimum no of times.
regards