"warning: instance variable @last not initialized"

lib/kaminari/helpers/paginator.rb

@@ -25,6 +25,7 @@ module Kaminari
         @options[:current_page] = PageProxy.new @window_options.merge(@options), @options[:current_page], nil
         #FIXME for compatibility. remove num_pages at some time in the future
         @options[:total_pages] ||= @options[:num_pages]
+        @last = nil
         # initialize the output_buffer for Context
         @output_buffer = ActionView::OutputBuffer.new
       end