Unable to view demo-mvp-btuprotocol in the browser

[adwulfran]

Hello,
After #> npm run start
I get "compiled successfully" answer. However when I connect to localhost:3000 it's working 2 secondes and after that I get error "TypeError: [object Object] is not a valid URL". I send you here after precisely error logs :

TypeError: [object Object] is not a valid URL.
parseURL
node_modules/web3/node_modules/web3-core-method/src/index.js:37

  34 |     };
  35 |     _btoa = btoa;
  36 |     parseURL = function(url) {
> 37 |         return new URL(url);
  38 |     };
  39 | } else {
  40 |     Ws = require('websocket').w3cwebsocket;