Kind tParams = Assure; export default async perform Obstacle( params : params: tParams ) const slug = await params; const productID = slug[1]; // other code below It looks as if the sort for params is triggering challenges, perhaps for the reason that Up coming.js expects another composition for params. https://alphawireless.com/future-proofing-american-utilities-why-900-mhz-is-critical-for-utility-communications/