NoMethodError in MessagesController#create undefined method `message' for #<Room:0x00007fa9065717a8> def create @room = Room.find(params[:room_id]) @message = @room.message.new(message_params) @message.save end {"authenticity_token"=>"kK5hHuNqFM72OK/UKel8gZY460pFf</room:0x00007fa9065717a8>…