Controller not a function, got undefined, while defining controllers globally

Question

I am writing a sample application using angularjs. i got an error mentioned below on chrome browser.

Error is

Error: [ng:areq] http://errors.

Answer 1

If all else fails and you are using Gulp or something similar...just rerun it!

I wasted 30mins quadruple checking everything when all it needed was a swift kick in the pants.