Typeerror:shallowwrapper::상태("profile")필요는`국`되지 않을`null`또는`undefined`

TypeError:ShallowWrapper::국가가 요구하는 상태`되지 않을`null`또는`undefined`

class MyComponent extends React.Component {
  constructor(props) {
    super(props);
    this.state = {/* initial state */}
  }
}