Sort tParams = Promise; export default async purpose Problem( params : params: tParams ) const slug = await params; const productID = slug[one]; // other code below It seems like the kind for params is causing troubles, probably for the reason that Up coming.js expects another construction for params. Quite https://alphawireless.com/future-proofing-american-utilities-why-900-mhz-is-critical-for-utility-communications/