Error:

Failed to load https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_express-checkout&useraction=commit&token=EC-34C81...: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://127.0.0.1:8000' is therefore not allowed access.

Geeting the following error from localhost. I am using October CMS. I am using $response->redirect() from the component and getting this error.