React Router - Content Security Policy directive: "default-src 'self'

Question

I\'m testing out react router and I created 2 dummy components. The home path works fine, but when I try to go to the /second path, it gives the following erro

Answer 1

I added "--history-api-fallback" to my package.json run scripts

{ "start": "webpack-dev-server --mode development --open --history-api-fallback --hot" }