Build error, open your browser console to learn more.
act(…) is not supported in production builds of React, and might not behave as expected.
act @ react-dom-test-utils.production.min.js:28
frame-runner.js:100 Object
_callee$ @ frame-runner.js:100
I’m pretty sure that is a warning related to the freeCodeCamp tests. I suspect that there are other errors with your actual code. What is your complete code?