But the linked tutorial,
is using 1.2.x branch. So that explains the problems you where having if you are using 1.1.1, where this bug was present.
I would recommend you to update to 1.2.x
Edit: 1.1.x should also work as it contains the fix
But the linked tutorial,
is using 1.2.x branch. So that explains the problems you where having if you are using 1.1.1, where this bug was present.
I would recommend you to update to 1.2.x
Edit: 1.1.x should also work as it contains the fix