Version info

Angular: N/A

Firebase: N/A

AngularFire: Current master

Other (e.g. Ionic/Cordova, Node, browser, operating system): N/A

This issue doesn't relate to a bug that should need to be reproduced. Rather, the problem should be apparent be reading the source code - which was how it was found.

This commit efc67c5 saw the implementation of the authState observable. However, there is a problem with it. If you look at this line:

firebase.auth().onAuthStateChanged(

It's obvious that the (injected) app passed to the function is not used and the default Firebase app is used instead. The line should be:

app.auth().onAuthStateChanged(