React errors

React

Fix “Hydration Failed” Errors in React and Next.js

A hydration error means the HTML rendered on the server is different from what React renders in the browser on the first pass. Find the value that differs, usually a date, Math.random(), a typeof window check or invalid HTML such as a div inside a p, and render it only after the component mounts with useEffect.

Published November 11, 20268 min read