fixes #2133

app/models/comment_vote.rb

@@ -9,13 +9,14 @@ class CommentVote < ActiveRecord::Base
   validate :validate_user_can_vote
   validate :validate_comment_can_be_down_voted
   validates_inclusion_of :score, :in => [-1, 1], :message => "must be 1 or -1"
+  attr_accessible :comment_id, :user_id, :score
 
   def self.prune!
     destroy_all("created_at < ?", 14.days.ago)
   end
 
   def self.search(params)
-    q = scoped
+    q = where("true")
     return q if params.blank?
 
     if params[:comment_id]