TypeError: Cannot read property 'getBoundingClientRect' of undefined(anonymous function)node_modules/react-simple-resizer/dist/Container/index.js:162  159 |         minSize: childProps.minSize,  160 |         disableResponsive: utils_2.isDisabledResponsive(childProps),  161 |         isSolid: utils_2.isSolid(childProps),> 162 |         currentSize: element.getBoundingClientRect()[_this.dimension],      | ^  163 |     });  164 | });  165 | return getResult();View compiled

import React from 'react';import ReactDOM from 'react-dom';import './index.css';import Resizer from './Resizer';import * as serviceWorker from './serviceWorker';ReactDOM.render(  <React.StrictMode>    <Resizer />,  </React.StrictMode>,  document.getElementById('root'));

import React , {Component} from 'react';import { Container, Section, Bar } from 'react-simple-resizer';export default class Resizer extends Component {    render () {        return (            <Container style={{ height: '500px' }}>                <Section style={{ background: '#d3d3d3' }} minSize={100}/>                <Bar size={10} style={{ background: '#888888', cursor: 'col-resize' }} />                <Section style={{ background: '#d3d3d3' }} minSize={100} />            </Container>        );    }};