A component is changing a controlled input of type text to be uncontrolled. Input elements should not switch from controlled to uncontrolled (or vice versa). Decide between using a controlled or uncontrolled input element for the lifetime of the compone..

index.js:1 Warning: A component is changing a controlled input of type text to be uncontrolled. Input elements should not switch from controlled to uncontrolled (or vice versa). Decide between using a controlled or uncontrolled input element for the lifetime of the component.

useReducer 사용하다가 만난 에러.
복붙하다가 input의 onChange에 건 dispatch에서 변경할 키값을 엉뚱한걸 입력했다.
변경 하는 데이터의 키가 엉뚱한게 들어있으니깐 input을 컨트롤할수 없다고 알려온 것.