[Alumnionrails-errors] [AlumniOnRails] user_management#index (ActionView::TemplateError) "undefined method `each' for nil:NilClass"
Exception Notifier
exception.notifier at default.com
Thu Apr 10 15:18:08 EDT 2008
A ActionView::TemplateError occurred in user_management#index:
undefined method `each' for nil:NilClass
On line #21 of admin/user_management/index.rhtml
18:
19:
20:
21: <% for user in @users %>
22: <tr>
23: <td><a href="/user/show/<%=user.id%>" target="_blank"><%=h(user.lastname + ', ' + user.firstname) %></a></td>
24: <td><%=h(user.login.username) %></td>
app/views/admin/user_management/index.rhtml:21:in `_run_erb_47app47views47admin47user_management47index46rhtml'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_view/base.rb:637:in `send'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_view/base.rb:637:in `compile_and_render_template'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_view/base.rb:365:in `render_template'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_view/base.rb:316:in `render_file_without_locale'
/usr/lib/ruby/gems/1.8/gems/gettext-1.90.0/lib/gettext/rails.rb:282:in `render_file'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1100:in `render_for_file'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:836:in `render_with_no_layout'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/layout.rb:262:in `render_without_benchmark'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:51:in `render'
/usr/lib/ruby/1.8/benchmark.rb:293:in `measure'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:51:in `render'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1153:in `default_render'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1164:in `perform_action_without_filters'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:697:in `call_filters'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:689:in `perform_action_without_benchmark'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
/usr/lib/ruby/1.8/benchmark.rb:293:in `measure'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/rescue.rb:199:in `perform_action_without_caching'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/caching.rb:678:in `perform_action'
/usr/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/connection_adapters/abstract/query_cache.rb:33:in `cache'
/usr/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/query_cache.rb:8:in `cache'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/caching.rb:677:in `perform_action'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:524:in `send'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:524:in `process_without_filters'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:685:in `process_without_session_management_support'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/session_management.rb:123:in `process'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:388:in `process'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:171:in `handle_request'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:115:in `dispatch'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:126:in `dispatch_cgi'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:9:in `dispatch'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/rails.rb:76:in `process'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/rails.rb:74:in `synchronize'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/rails.rb:74:in `process'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:159:in `process_client'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:158:in `each'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:158:in `process_client'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:285:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:285:in `initialize'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:285:in `new'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:285:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:268:in `initialize'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:268:in `new'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:268:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/configurator.rb:282:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/configurator.rb:281:in `each'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/configurator.rb:281:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/mongrel_rails:128:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/command.rb:212:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/mongrel_rails:281
/usr/local/bin/mongrel_rails:19:in `load'
/usr/local/bin/mongrel_rails:19
-------------------------------
Request:
-------------------------------
* URL : http://demo.alumnionrails.com/admin/user_management/
* IP address: 84.57.175.214
* Parameters: {"action"=>"index", "controller"=>"/admin/user_management"}
* Rails root: /srv/www/vhosts/alumnionrails.com/subdomains/demo/rails/releases/20080325094616
-------------------------------
Session:
-------------------------------
* session id: "BAh7CDoMdXNlcl9pZGkSOhJyZXF1ZXN0ZWRfdXJpMCIKZmxhc2hJQzonQWN0%0AaW9uQ29udHJvbGxlcjo6Rmxhc2g6OkZsYXNoSGFzaHsABjoKQHVzZWR7AA%3D%3D--ca5a1ab58713aeef66c7fad7d11be63129a1bf63"
* data: {:user_id=>13, :requested_uri=>nil, "flash"=>{}}
-------------------------------
Environment:
-------------------------------
* GATEWAY_INTERFACE : CGI/1.2
* HTTP_ACCEPT : text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
* HTTP_ACCEPT_CHARSET : ISO-8859-1,utf-8;q=0.7,*;q=0.7
* HTTP_ACCEPT_ENCODING : gzip,deflate
* HTTP_ACCEPT_LANGUAGE : en-us,en;q=0.5
* HTTP_CONNECTION : Keep-Alive
* HTTP_COOKIE : _alumnionrails_session_id=BAh7CDoMdXNlcl9pZGkSOhJyZXF1ZXN0ZWRfdXJpMCIKZmxhc2hJQzonQWN0%250AaW9uQ29udHJvbGxlcjo6Rmxhc2g6OkZsYXNoSGFzaHsABjoKQHVzZWR7AA%253D%253D--ca5a1ab58713aeef66c7fad7d11be63129a1bf63; __utma=32737579.985211945.1207849519.1207849519.1207849519.1; __utmb=32737579.3.10.1207849518759; __utmc=32737579; __utmz=32737579.1207849519.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)
* HTTP_HOST : demo.alumnionrails.com
* HTTP_MAX_FORWARDS : 10
* HTTP_REFERER : http://demo.alumnionrails.com/admin/
* HTTP_USER_AGENT : Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9b5) Gecko/2008040514 Firefox/3.0b5
* HTTP_VERSION : HTTP/1.1
* HTTP_X_FORWARDED_FOR : 84.57.175.214
* HTTP_X_FORWARDED_HOST : demo.alumnionrails.com
* HTTP_X_FORWARDED_SERVER: demo.alumnionrails.com
* PATH_INFO : /admin/user_management
* REMOTE_ADDR : 127.0.0.1
* REQUEST_METHOD : GET
* REQUEST_PATH : /admin/user_management
* REQUEST_URI : /admin/user_management/
* SCRIPT_NAME : /
* SERVER_NAME : demo.alumnionrails.com
* SERVER_PORT : 80
* SERVER_PROTOCOL : HTTP/1.1
* SERVER_SOFTWARE : Mongrel 1.1.4
* Process: 2126
* Server : s15280848
-------------------------------
Backtrace:
-------------------------------
On line #21 of admin/user_management/index.rhtml
18:
19:
20:
21: <% for user in @users %>
22: <tr>
23: <td><a href="/user/show/<%=user.id%>" target="_blank"><%=h(user.lastname + ', ' + user.firstname) %></a></td>
24: <td><%=h(user.login.username) %></td>
app/views/admin/user_management/index.rhtml:21:in `_run_erb_47app47views47admin47user_management47index46rhtml'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_view/base.rb:637:in `send'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_view/base.rb:637:in `compile_and_render_template'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_view/base.rb:365:in `render_template'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_view/base.rb:316:in `render_file_without_locale'
/usr/lib/ruby/gems/1.8/gems/gettext-1.90.0/lib/gettext/rails.rb:282:in `render_file'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1100:in `render_for_file'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:836:in `render_with_no_layout'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/layout.rb:262:in `render_without_benchmark'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:51:in `render'
/usr/lib/ruby/1.8/benchmark.rb:293:in `measure'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:51:in `render'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1153:in `default_render'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1164:in `perform_action_without_filters'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:697:in `call_filters'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:689:in `perform_action_without_benchmark'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
/usr/lib/ruby/1.8/benchmark.rb:293:in `measure'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/rescue.rb:199:in `perform_action_without_caching'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/caching.rb:678:in `perform_action'
/usr/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/connection_adapters/abstract/query_cache.rb:33:in `cache'
/usr/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/query_cache.rb:8:in `cache'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/caching.rb:677:in `perform_action'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:524:in `send'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:524:in `process_without_filters'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:685:in `process_without_session_management_support'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/session_management.rb:123:in `process'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:388:in `process'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:171:in `handle_request'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:115:in `dispatch'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:126:in `dispatch_cgi'
/usr/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:9:in `dispatch'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/rails.rb:76:in `process'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/rails.rb:74:in `synchronize'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/rails.rb:74:in `process'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:159:in `process_client'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:158:in `each'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:158:in `process_client'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:285:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:285:in `initialize'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:285:in `new'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:285:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:268:in `initialize'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:268:in `new'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel.rb:268:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/configurator.rb:282:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/configurator.rb:281:in `each'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/configurator.rb:281:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/mongrel_rails:128:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/lib/mongrel/command.rb:212:in `run'
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/mongrel_rails:281
/usr/local/bin/mongrel_rails:19:in `load'
/usr/local/bin/mongrel_rails:19
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