How to fix when Loft works incorrectly in dynamo

Hi, I’m trying to loft multiple circles.
But there’s something wrong in loft. The lofted surface isn’t fit with circles.

I don’t know how to fix this error. Please help

Drop your files here it will help others who’s trying to help you.

upload.dyn (36.7 KB)

Please understand, I can’t upload stl file