Honestly, I'm not an expert at Paroli system. The bestI can recommend you is trying it with different values to understand the logic behind it. Otherwise, ask directly to the admin.
@l-andorrà thanks i solved it but on sell only condition its working fine selling once only when bear condition but the same way buy only not working its setting buy order on all bars when its bull condition i think the problem exists in the coding i tried to delete everything and start over to avoid repeating the problem but its still there i wont give up i'll try again thanks for the tips and advice 🙂