“SyntaxError: Unexpected token < in JSON at position 0”

Question

In a React app component which handles Facebook-like content feeds, I am running into an error:

Feed.js:94 undefined \"parsererror\" \"SyntaxError: Un

Answer 1

Protip: Testing json on a local Node.js server? Make sure you don't already have something routing to that path

'/:url(app|assets|stuff|etc)';