AngularJS error: 'argument 'FirstCtrl' is not a function, got undefined'

Question

I noticed the same question was asked a few times here, I tried so solve it but nothing helps.

I\'m following this tutorial with the egghead videos.

But whe

Answer 1

I just did this tutorial and followed @gion_13 answer. Still did not work. Solved it by making my ng-app name in the index identical to the one in my js file. Exactly identical, even the quotes. So:

and the js:

 angular.module("myapp", [])
.controller('FirstCtrl',function($scope) {
    $scope.data= {message:"hello"};
  });

Weird how the ng-app has to be identical but the ng-controller doesn't.