Kind tParams = Assure; export default async operate Challenge( params : params: tParams ) const slug = await params; const productID = slug[one]; // other code here It looks as if the type for params is resulting in concerns, maybe mainly because Up coming.js expects another construction for params. How https://alphawireless.com/future-proofing-american-utilities-why-900-mhz-is-critical-for-utility-communications/