Cannot find name 'AnimationPlayer'

Question

I have followed this article and tried to create an Ionic2 app. I can compile a project.But when I try to run it where it shows below errors.Can you tell me how to solve them?

It shows error on this path : \WeatherAppIonic2\node_modules\@angular\core\src\animation\animation_group_player.d.ts

I have selected a platform as shown below.

Answer 1

Oh... I have found the solution for this.

Just close the Solution and Reopen it again :D