Uncaught runtime errors on localhost

[ma3u]

When I'm running the app on localhost I got this error message:

Uncaught runtime errors:

ERROR
Network Error
AxiosError: Network Error
    at XMLHttpRequest.handleError (http://localhost:3000/static/js/bundle.js:44346:14)
    at Axios.request (http://localhost:3000/static/js/bundle.js:44796:41)
    at async handleUpload (http://localhost:3000/static/js/bundle.js:1376:18)

http://localhost:3000/static/js/bundle.js
forward to the generated REACT backend file
./node_modules/istanbul-reports/lib/html-spa/assets/bundle.js