Open Core - MacOS Big surr Help error!!!

I have gone through opencore install guide but I am getting stuck on this message can anyone please help me?

I am doing the skylake config because I have intel i5 6500

https://preview.redd.it/al6vxot2xu071.jpg?width=3024&format=pjpg&auto=webp&s=1ae36d3cf48c082993fe24714e935cdf7407f232