As you might be able to see react errors used to appear in the main web window but now the whole thing becomes white and that's it.

I have ensured that I am running a development build. Here are my dependencies.

I am just a beginner sorry if this is a stupid question

Image Attached

    "@testing-library/react": "^11.2.2",
    "@testing-library/user-event": "^12.5.0",
    "react": "^17.0.1",
    "react-dom": "^17.0.1",
    "react-scripts": "4.0.1",
    "web-vitals": "^0.2.4"