WebSocket connection to wss://localhost:23443 failed for pace.min.js:2
Unhandled rejection for bluebird.min.js:29
What is Pace min js?
What is Bluebird min JS?
Internet Explorer (IE) Settings
Users must allow websocket connection to localhost! Search on your computer ⇨ Internet Options ⇨ Security ⇨ Local Intranet ⇨ Sites ⇨ Uncheck the first checkbox as shown below: