Pagina não carrega

Efetuado exercício conforme orientado pelo professor no vídeo porem pagina não carrega. Peguei o projeto no github disponibilizado pelo instrutor e o erro permanece. No node.js não apresenta erro e a pagina fica em branco.

verifiquei no navegador pelo inspecionar e apresenta alguns erros.

Segue erro ;

[HMR] Waiting for update signal from WDS...
(index):27773 Download the React DevTools for a better development experience: https://fb.me/react-devtools
(index):9 Uncaught TypeError: Cannot read property 'func' of undefined
    at Object../node_modules/react-router/lib/InternalPropTypes.js ((index):9)
    at __webpack_require__ ((index):785)
    at fn ((index):150)
    at Object../node_modules/react-router/lib/PropTypes.js ((index):12)
    at __webpack_require__ ((index):785)
    at fn ((index):150)
    at Object../node_modules/react-router/lib/index.js ((index):15)
    at __webpack_require__ ((index):785)
    at fn ((index):150)
    at Module../src/App.js ((index):59)
    at __webpack_require__ ((index):785)
    at fn ((index):150)
    at Module../src/index.js (index.css?e32c:37)
    at __webpack_require__ ((index):785)
    at fn ((index):150)
    at Object.<anonymous> (main.chunk.js:12)
    at __webpack_require__ ((index):785)
    at checkDeferredModules ((index):45)
    at Array.webpackJsonpCallback [as push] ((index):32)
    at main.chunk.js:1