Fixes #11330: Added note about RbacController namespace

docs/guide/security-authorization.md

@@ -303,6 +303,9 @@ class RbacController extends Controller
 }
 ```
 
+> Note: If you are using advanced template, you need to put your `RbacController` inside `console/controllers` directory
+  and change namespace to `console/controllers`.
+
 After executing the command with `yii rbac/init` we'll get the following hierarchy:
 
 ![Simple RBAC hierarchy](images/rbac-hierarchy-1.png "Simple RBAC hierarchy")