ArgumentError in Invite#index

wrong number of arguments (1 for 0)

#{RAILS_ROOT}/vendor/rails/actionpack/lib/action_controller/base.rb:381:in `send'
#{RAILS_ROOT}/vendor/rails/actionpack/lib/action_controller/base.rb:381:in `process_without_filters'
#{RAILS_ROOT}/vendor/rails/actionpack/lib/action_controller/filters.rb:364:in `process_without_session_management_support'
#{RAILS_ROOT}/vendor/rails/actionpack/lib/action_controller/session_management.rb:117:in `process'
#{RAILS_ROOT}/vendor/rails/railties/lib/dispatcher.rb:38:in `dispatch'