Post Request working in Postman but returns Preflight error in Angular 2 app

Question

THis is the error log from browser console XMLHttpRequest cannot load http://domain.com/xx/xxxxxxxx. Response for preflight has invalid HTTP status code 404

This is

Answer 1

You should send body without JSON.stringify :

let body = {
  "name": name,
  "recipient": recipient
};

Good Luck