# `useError` React side-effect hook that returns an error dispatcher. ## Usage ```jsx import { useError } from 'react-use'; const Demo = () => { const dispatchError = useError(); const clickHandler = () => { dispatchError(new Error('Some error!')); }; return ; }; // In parent app const App = () => ( ); ``` ## Reference ```js const dispatchError = useError(); ``` - `dispatchError` — Callback of type `(err: Error) => void`