Polymerfire <firebase-app> element crashes app
I just added the new Polymerfire <firebase-app> element to my (Polymer 1.x + Firebase 3.x) project and it crashed the project. I expected to see the home screen load on localhost but, instead, I just get a blank screen and console error. my-element.html <firebase-app auth-domain="my-app-id.firebaseapp.com" database-url="https://my-app-id.firebaseio.com/" api-key="xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"> </firebase-app> The console log reports the following error: Console.log firebase-app.html:94 Uncaught ReferenceError: firebase is not defined The relevant line of code (line #94) is the