angular2js: Uncaught Reference Error: System is not defined

Question

I am new to angular so please help. I am getting an error while trying to run a simple code with angular with angular ng-controller tag where I am

Answer 1

In case of you are using some Seed of AngularJS.

This issues can be if you will remove or not include something like this in index.html

Sometimes developers who is not familiar with AngularJS 2 and particular seed project are thinking that they remove extra comments from HTML and even doesn't realize that it is injection.