server error

controller code

def index
  if params["rawdenim"]
    params["raw denim"] = params["rawdenim"]
  end
  if params[:gotouser] == "yes"
    if current_user
      redirect_to user_path(current_user.id)
    end
  end
  @perpage = 60
  if params[:category]
    t = Listing.arel_table
    query = t[:category].eq('rooney')
    params[:category].each do |category|
      if params[category]
        params[category].each do |size|
          query = query.or(t[:category].eq(category).and(t[:size].eq(size)))
        end
      end
    end
    dquery = t[:designer].eq_any(params[:designer])
    query = query.and(dquery)
    pquery = t[:price].gteq(params[:price][0]).and(t[:price].lteq(params[:price][1]))
    query = query.and(pquery)
    @listings = Listing.where(query).includes(:photos).page(params[:category_page]).per(@perpage)
    #@listings = Listing.where(category: params[:category], designer: params[:designer], sold: nil).includes(:photos).page(params[:category_page]).per(@perpage)
    respond_to do |format|
      format.js
    end

server error

2013-10-26T21:55:01.766123+00:00 app[web.1]: Started GET "/?category%5B%5D=tops&category%5B%5D=bottoms&category%5B%5D=outerwear&category%5B%5D=raw+denim&category%5B%5D=suiting&category%5B%5D=accessories&category%5B%5D=footwear&designer%5B%5D=A.P.C.&designer%5B%5D=Engineered+Garments&designer%5B%5D=Epaulet&designer%5B%5D=J+Crew&designer%5B%5D=LVC&designer%5B%5D=Mark+McNairy&designer%5B%5D=Raf+Simons&designer%5B%5D=Stussy&designer%5B%5D=Wings+and+Horns&price%5B%5D=0&price%5B%5D=250&bottoms%5B%5D=29&bottoms%5B%5D=32&bottoms%5B%5D=32%2F30&bottoms%5B%5D=33&bottoms%5B%5D=34&bottoms%5B%5D=Euro+48&ajax=1" for 172.2.19.53 at 2013-10-26 21:55:01 +0000
2013-10-26T21:55:01.793416+00:00 app[web.1]: 
2013-10-26T21:55:01.793416+00:00 app[web.1]:   app/views/home/_products.html.haml:1:in `_app_views_home__products_html_haml__2722460913139136253_46419240'
2013-10-26T21:55:01.788568+00:00 app[web.1]:   Rendered home/index.js.haml (16.2ms)
2013-10-26T21:55:01.793093+00:00 app[web.1]:     1: - @listings.in_groups_of(3).each do |group|
2013-10-26T21:55:01.788831+00:00 app[web.1]: Completed 500 Internal Server Error in 18ms
2013-10-26T21:55:01.788568+00:00 app[web.1]:   Rendered home/_products.html.haml (15.7ms)
2013-10-26T21:55:01.793416+00:00 app[web.1]: 
2013-10-26T21:55:01.793093+00:00 app[web.1]: ActionView::Template::Error (PG::AmbiguousColumn: ERROR:  column reference "id" is ambiguous
2013-10-26T21:55:01.793416+00:00 app[web.1]:   app/views/home/index.js.haml:1:in `_app_views_home_index_js_haml___2992750054795893440_53031460'
2013-10-26T21:55:01.793093+00:00 app[web.1]: LINE 1: SELECT  DISTINCT "listings".id, id AS alias_0 FROM "listings...
2013-10-26T21:55:01.793093+00:00 app[web.1]:     2:   %ul.grid{ :data => {'columns' => 3} }
2013-10-26T21:55:01.793093+00:00 app[web.1]: : SELECT  DISTINCT "listings".id, id AS alias_0 FROM "listings" LEFT OUTER JOIN "photos" ON "photos"."listing_id" = "listings"."id" WHERE ((((((("listings"."category" = 'rooney' OR "listings"."category" = 'bottoms' AND "listings"."size" = '29') OR "listings"."category" = 'bottoms' AND "listings"."size" = '32') OR "listings"."category" = 'bottoms' AND "listings"."size" = '32/30') OR "listings"."category" = 'bottoms' AND "listings"."size" = '33') OR "listings"."category" = 'bottoms' AND "listings"."size" = '34') OR "listings"."category" = 'bottoms' AND "listings"."size" = 'Euro 48') AND ("listings"."designer" = 'A.P.C.' OR "listings"."designer" = 'Engineered Garments' OR "listings"."designer" = 'Epaulet' OR "listings"."designer" = 'J Crew' OR "listings"."designer" = 'LVC' OR "listings"."designer" = 'Mark McNairy' OR "listings"."designer" = 'Raf Simons' OR "listings"."designer" = 'Stussy' OR "listings"."designer" = 'Wings and Horns') AND "listings"."price" >= '0' AND "listings"."price" <= '250') ORDER BY id DES
2013-10-26T21:55:01.793093+00:00 app[web.1]:     3:     - if group[0]
2013-10-26T21:55:01.793416+00:00 app[web.1]:   app/controllers/home_controller.rb:28:in `index'
2013-10-26T21:55:01.770308+00:00 app[web.1]: Processing by HomeController#index as */*

view code

- @listings.in_groups_of(3).each do |group|
  %ul.grid{ :data => {'columns' => 3} }
    - if group[0]
      %li.first1
        - firstlisting = group[0]
        .productimage
          - if firstlisting.cached_photos_count > 0
            = link_to image_tag(firstlisting.photos.first.image_url(:display).to_s), listing_path(firstlisting.id)
          - else
            .filler
              = link_to image_tag("displayfiller.png"), listing_path(firstlisting.id)
        .productdesc
          .productdesigner
            - title = firstlisting.designer + " " + firstlisting.title
            = link_to title, listing_path(firstlisting.id)
          .productprice
            = link_to "$" + firstlisting.price.to_i.to_s, listing_path(firstlisting.id)
          .productsize
            = link_to firstlisting.size, listing_path(firstlisting.id)