class App extends React.Component {
  state = { showError: true }

  toggleError = () => {
    this.setState((prevState, props) => {
      return { showError: !prevState.showError }
    })
  };

  render() {
    return (
      <DivWithErrorHandling showError={this.state.showError}>
        <h1>Your Amazing Content</h1>
        <button onClick={this.toggleError}>
           Toggle Error
        </button>
      </DivWithErrorHandling>
    );
  }
}