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

This may seem kind of obvious, but make sure you've run:

npm install 

to populate the node_modules directory in your app's root directory. In particular you need:

node_modules/systemjs/dist/system.src.js