[Alumnionrails-errors] [ALI] user_web#update (ActionView::TemplateError) "undefined method `links' for nil:NilClass"

Application Error ali at ba-ravensburg.de
Thu Feb 14 04:48:55 EST 2008 

A ActionView::TemplateError occurred in user_web#update:

  undefined method `links' for nil:NilClass
  On line #39 of app/views/user_web/edit.rhtml

    36: 
    37:     <table cellpadding="0" cellspacing="0" class="profile">
    38:     
    39:         <% @user.links.each do |link| %>
    40:         <tr>
    41:             <td><%= select :link, "link_category_id_" + link.id.to_s, @link_categories, :selected => link.link_category_id %></td>
    42:             <td>&nbsp;<%= text_field :link, "url_" + link.id.to_s, :value => link.url %></td>

    #{RAILS_ROOT}/app/views/user_web/edit.rhtml:39:in `_run_rhtml_47app47views47user_web47edit46rhtml'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/capture_helper.rb:108:in `call'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/capture_helper.rb:108:in `capture_erb_with_buffer'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/capture_helper.rb:67:in `capture'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/form_tag_helper.rb:51:in `form_tag'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/prototype_helper.rb:180:in `form_remote_tag'
    #{RAILS_ROOT}/app/views/user_web/edit.rhtml:1:in `_run_rhtml_47app47views47user_web47edit46rhtml'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:326:in `send'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:326:in `compile_and_render_template'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:301:in `render_template'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:260:in `render_file_without_locale'
    /usr/local/lib/ruby/gems/1.8/gems/gettext-1.10.0/lib/gettext/rails.rb:280:in `render_file'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:806:in `render_file'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:738:in `render_with_no_layout'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:863:in `render_without_layout'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:798:in `render_action'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:748:in `render_with_no_layout'
    /usr/local/lib/ruby/gems/1.8/gems/activesupport-1.4.2/lib/active_support/deprecation.rb:44:in `silence'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:747:in `render_with_no_layout'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/layout.rb:244:in `render_without_benchmark'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:50:in `render'
    /usr/local/lib/ruby/1.8/benchmark.rb:293:in `measure'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:50:in `render'
    app/controllers/user_web_controller.rb:69:in `update'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:1095:in `send'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:1095:in `perform_action_without_filters'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:632:in `call_filter'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:638:in `call_filter'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:438:in `call'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:637:in `call_filter'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:638:in `call_filter'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:438:in `call'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:637:in `call_filter'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:638:in `call_filter'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:438:in `call'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:637:in `call_filter'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:638:in `call_filter'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:449:in `call'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:637:in `call_filter'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:619:in `perform_action_without_benchmark'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:66:in `perform_action_without_rescue'
    /usr/local/lib/ruby/1.8/benchmark.rb:293:in `measure'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:66:in `perform_action_without_rescue'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/rescue.rb:83:in `perform_action'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:430:in `send'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:430:in `process_without_filters'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:624:in `process_without_session_management_support'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/session_management.rb:114:in `process'
    /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:330:in `process'
    /usr/local/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/dispatcher.rb:41:in `dispatch'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/bin/scgi_service:23:in `process_request'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/bin/scgi_service:21:in `synchronize'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/bin/scgi_service:21:in `process_request'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:291:in `read_header'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:253:in `handle_client'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:234:in `initialize'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:234:in `new'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:234:in `handle_client'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:188:in `listen'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:186:in `initialize'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:186:in `new'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:186:in `listen'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:412:in `run'
    /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/bin/scgi_service:61

-------------------------------
Request:
-------------------------------

  * URL: http://ali.ba-ravensburg.de/user_web/update/241
  * Parameters: {"user"=>{"skype"=>"", "icq"=>"", "yahoo"=>"", "aim"=>"", "msn"=>"", "jabber"=>""}, "action"=>"update", "id"=>"241", "controller"=>"user_web", "new_link"=>{"url"=>"", "link_category_id"=>"1"}, "link"=>{"url_46"=>"www.marcelkloos.de.vu", "link_category_id_46"=>"1"}}
  * Rails root: .

-------------------------------
Session:
-------------------------------

  * session id: "5e16b3668345c6e7e7fd61faac3dfa5e"
  * data: {:user_id=>241, :requested_uri=>nil, "flash"=>{:error=>nil}}

-------------------------------
Environment:
-------------------------------

  * CONTENT_LENGTH          : 219
  * CONTENT_TYPE            : application/x-www-form-urlencoded; charset=UTF-8
  * DOCUMENT_ROOT           : /var/www/localhost/rails/alumnionrails/current/public
  * HTTP_ACCEPT             : text/javascript, text/html, application/xml, text/xml, */*
  * HTTP_ACCEPT_LANGUAGE    : de
  * HTTP_CACHE_CONTROL      : max-age=259200
  * HTTP_CONNECTION         : keep-alive
  * HTTP_CONTENT_LENGTH     : 219
  * HTTP_CONTENT_TYPE       : application/x-www-form-urlencoded; charset=UTF-8
  * HTTP_COOKIE             : __utma=192840314.1734063054.1202981986.1202981986.1202983162.2; __utmb=192840314; __utmz=192840314.1202981986.1.1.utmccn=(direct)|utmcsr=(direct)|utmcmd=(none); _alumnionrails_session_id=5e16b3668345c6e7e7fd61faac3dfa5e; __utmc=192840314
  * HTTP_HOST               : ali.ba-ravensburg.de
  * HTTP_PRAGMA             : no-cache
  * HTTP_REFERER            : http://ali.ba-ravensburg.de/user/show/241
  * HTTP_USER_AGENT         : Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)
  * HTTP_VIA                : 1.0 gdepfhs2:3128 (Squid/2.4.STABLE7)
  * HTTP_X_FORWARDED_FOR    : 172.17.112.171
  * HTTP_X_PROTOTYPE_VERSION: 1.5.0
  * HTTP_X_REQUESTED_WITH   : XMLHttpRequest
  * PATH_INFO               : /user_web/update/241
  * QUERY_STRING            : 
  * RAW_POST_DATA           : user%5Bicq%5D=&user%5Bmsn%5D=&user%5Baim%5D=&user%5Bskype%5D=&user%5Bjabber%5D=&user%5Byahoo%5D=&link%5Blink_category_id_46%5D=1&link%5Burl_46%5D=www.marcelkloos.de.vu&new_link%5Blink_category_id%5D=1&new_link%5Burl%5D=
  * REMOTE_ADDR             : 193.99.99.141
  * REMOTE_PORT             : 48345
  * REQUEST_METHOD          : POST
  * REQUEST_URI             : /user_web/update/241
  * SCGI                    : 1
  * SCRIPT_NAME             : 
  * SERVER_ADDR             : 141.68.102.148
  * SERVER_ADMIN            : m at rceldevantier.de
  * SERVER_NAME             : ali.ba-ravensburg.de
  * SERVER_PORT             : 80
  * SERVER_PROTOCOL         : HTTP/1.0
  * SERVER_SOFTWARE         : Apache
  * UNIQUE_ID               : Mplzso1EZpQAAAXRpNMAAAAF
  
  * Process: 25773
  * Server :

-------------------------------
Backtrace:
-------------------------------

  On line #39 of app/views/user_web/edit.rhtml
  
      36: 
      37:     <table cellpadding="0" cellspacing="0" class="profile">
      38:     
      39:         <% @user.links.each do |link| %>
      40:         <tr>
      41:             <td><%= select :link, "link_category_id_" + link.id.to_s, @link_categories, :selected => link.link_category_id %></td>
      42:             <td>&nbsp;<%= text_field :link, "url_" + link.id.to_s, :value => link.url %></td>
  
      #{RAILS_ROOT}/app/views/user_web/edit.rhtml:39:in `_run_rhtml_47app47views47user_web47edit46rhtml'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/capture_helper.rb:108:in `call'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/capture_helper.rb:108:in `capture_erb_with_buffer'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/capture_helper.rb:67:in `capture'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/form_tag_helper.rb:51:in `form_tag'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/helpers/prototype_helper.rb:180:in `form_remote_tag'
      #{RAILS_ROOT}/app/views/user_web/edit.rhtml:1:in `_run_rhtml_47app47views47user_web47edit46rhtml'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:326:in `send'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:326:in `compile_and_render_template'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:301:in `render_template'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:260:in `render_file_without_locale'
      /usr/local/lib/ruby/gems/1.8/gems/gettext-1.10.0/lib/gettext/rails.rb:280:in `render_file'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:806:in `render_file'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:738:in `render_with_no_layout'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:863:in `render_without_layout'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:798:in `render_action'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:748:in `render_with_no_layout'
      /usr/local/lib/ruby/gems/1.8/gems/activesupport-1.4.2/lib/active_support/deprecation.rb:44:in `silence'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:747:in `render_with_no_layout'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/layout.rb:244:in `render_without_benchmark'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:50:in `render'
      /usr/local/lib/ruby/1.8/benchmark.rb:293:in `measure'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:50:in `render'
      app/controllers/user_web_controller.rb:69:in `update'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:1095:in `send'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:1095:in `perform_action_without_filters'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:632:in `call_filter'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:638:in `call_filter'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:438:in `call'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:637:in `call_filter'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:638:in `call_filter'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:438:in `call'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:637:in `call_filter'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:638:in `call_filter'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:438:in `call'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:637:in `call_filter'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:638:in `call_filter'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:449:in `call'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:637:in `call_filter'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:619:in `perform_action_without_benchmark'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:66:in `perform_action_without_rescue'
      /usr/local/lib/ruby/1.8/benchmark.rb:293:in `measure'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:66:in `perform_action_without_rescue'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/rescue.rb:83:in `perform_action'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:430:in `send'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:430:in `process_without_filters'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:624:in `process_without_session_management_support'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/session_management.rb:114:in `process'
      /usr/local/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:330:in `process'
      /usr/local/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/dispatcher.rb:41:in `dispatch'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/bin/scgi_service:23:in `process_request'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/bin/scgi_service:21:in `synchronize'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/bin/scgi_service:21:in `process_request'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:291:in `read_header'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:253:in `handle_client'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:234:in `initialize'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:234:in `new'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:234:in `handle_client'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:188:in `listen'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:186:in `initialize'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:186:in `new'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:186:in `listen'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/lib/scgi.rb:412:in `run'
      /usr/local/lib/ruby/gems/1.8/gems/scgi_rails-0.4.3/bin/scgi_service:61

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