app/controllers/devise_authy/passwords_controller.rb in devise-authy-1.5.3 vs app/controllers/devise_authy/passwords_controller.rb in devise-authy-1.6.0

@@ -1,12 +1,12 @@
 class DeviseAuthy::PasswordsController < Devise::PasswordsController
   def sign_in(resource_or_scope, *args)
     resource = args.last || resource_or_scope
 
-    if resource.with_authy_authentication?(request)
+    if resource.respond_to?(:with_authy_authentication?) && resource.with_authy_authentication?(request)
       # Do nothing. Because we need verify the 2FA
       true
     else
       super
     end
   end
-end
\ No newline at end of file
+end