Sometimes I get this error when I try to upload 20 Images (40 MB)
I use it like this:
import React from 'react';
import RUG from 'react-upload-gallery';
<RUG
action={`${apiPath}upload`}
headers={{ Authorization: `Bearer ${token}` }}
source={(response: any) => response.source} // response image source
onDeleted={onDeleted}
/>

"react": "^17.0.2",
"react-dom": "^17.0.2",
"react-upload-gallery": "^0.4.0"