Multiple components match node with tagname app-lobby

Question

the code was running fine on angular version 8.3.4 but when i updated it to the latest version of angular ( 9 ) i got the following error

following is t

Answer 1

@VikasBhardwaj I had same problem in Angular 9 because I have created lobby page and lobby component. In this case, app-lobby is duplicated in pages and components.

@Component({
  selector: 'app-feed',

So I have changed page name as lobbies, so the problem is fixed.