Javascript error area is null

javascript error area is null

Describe the bug Bugsnag logs a bugnsag error Environment Bugsnag zone.js:182 Uncaught TypeError: Cannot read properties of null. Uncaught (in promise): TypeError: Cannot read property 'rating' of null 'rating' of null at http://localhost:8100/build/main.js:128:81 at Array. is null" - that the most common reason a JavaScript developer will get this is that they are trying to assign an event handler to a DOM element, but the DOM.

Javascript error area is null - think

false;},onSession: (session)=>{return(<any>session)._handled===1}});