Warning: A component is changing an uncontrolled input to be controlled. This is likely caused by the value changing from undefined to a defined value, which should not happen. Decide between using a controlled or uncontrolled input element for the lifetime of the component. More info: https://reactjs.org/link/controlled-components
at input
at div
at div
at div
at form
at div
at SearchBar (http://localhost:3000/_next/static/chunks/pages/index.js?ts=1605943310586:845:95)
at div
at header
at Header (http://localhost:3000/_next/static/chunks/pages/index.js?ts=1605943310586:346:93)
at div
at Layout (http://localhost:3000/_next/static/chunks/pages/index.js?ts=1605943310586:602:27)
at Search (http://localhost:3000/_next/static/chunks/pages/search.js:319335:21)
at MyApp (http://localhost:3000/_next/static/chunks/pages/_app.js?ts=1605943310586:10704:24)
at ErrorBoundary (http://localhost:3000/_next/static/chunks/main.js?ts=1605943310586:781:47)
at ReactDevOverlay (http://localhost:3000/_next/static/chunks/main.js?ts=1605943310586:885:23)
at Container (http://localhost:3000/_next/static/chunks/main.js?ts=1605943310586:12909:5)
at AppContainer (http://localhost:3000/_next/static/chunks/main.js?ts=1605943310586:13386:24)
at Root (http://localhost:3000/_next/static/chunks/main.js?ts=1605943310586:13502:25)
パッと見でなんなのかまったくわからなかったのでスルーしている