Redmine › Contact Form

Also, on the user edit page I get this error:

Processing UsersController#edit (for 24.16.252.142 at 2012-12-01 10:22:10) [GET]
  Parameters: {"controller"=>"users", "id"=>"1", "action"=>"edit"}
Rendering template within layouts/admin
Rendering users/edit

ActionView::TemplateError (uninitialized constant ActionView::Base::CompiledTemplates::TabularFormBuilder) on line #1 of vendor/plugins/contact_form/app/views/users/_preferences.rhtml:
1: <% fields_for :pref, @user.pref, :builder => TabularFormBuilder, :lang => current_language do |pref_fields| %>
2: <% if Setting.users_contact_form? %>
3: <p><%= pref_fields.check_box :contact_form %></p>
4: <% end %>

    vendor/plugins/contact_form/app/views/users/_preferences.rhtml:1:in `_run_rhtml_vendor47plugins47contact_form47app47views47users47_preferences46rhtml_locals_object_preferences'
    app/views/users/_form.html.erb:46
    app/views/users/_general.html.erb:2
    app/helpers/application_helper.rb:934:in `labelled_form_for'
    app/views/users/_general.html.erb:1
    app/views/common/_tabs.html.erb:24
    app/views/common/_tabs.html.erb:23:in `each'
    app/views/common/_tabs.html.erb:23
    app/helpers/application_helper.rb:231:in `render_tabs'
    app/views/users/edit.html.erb:9
    passenger (3.0.12) lib/phusion_passenger/rack/request_handler.rb:96:in `process_request'
    passenger (3.0.12) lib/phusion_passenger/abstract_request_handler.rb:513:in `accept_and_process_next_request'
    passenger (3.0.12) lib/phusion_passenger/abstract_request_handler.rb:274:in `main_loop'
    passenger (3.0.12) lib/phusion_passenger/classic_rails/application_spawner.rb:321:in `start_request_handler'
    passenger (3.0.12) lib/phusion_passenger/classic_rails/application_spawner.rb:275:in `send'
    passenger (3.0.12) lib/phusion_passenger/classic_rails/application_spawner.rb:275:in `handle_spawn_application'
    passenger (3.0.12) lib/phusion_passenger/utils.rb:479:in `safe_fork'
    passenger (3.0.12) lib/phusion_passenger/classic_rails/application_spawner.rb:270:in `handle_spawn_application'
    passenger (3.0.12) lib/phusion_passenger/abstract_server.rb:357:in `__send__'
    passenger (3.0.12) lib/phusion_passenger/abstract_server.rb:357:in `server_main_loop'
    passenger (3.0.12) lib/phusion_passenger/abstract_server.rb:206:in `start_synchronously'
    passenger (3.0.12) lib/phusion_passenger/abstract_server.rb:180:in `start'
    passenger (3.0.12) lib/phusion_passenger/classic_rails/application_spawner.rb:149:in `start'
    passenger (3.0.12) lib/phusion_passenger/spawn_manager.rb:219:in `spawn_rails_application'
    passenger (3.0.12) lib/phusion_passenger/abstract_server_collection.rb:132:in `lookup_or_add'
    passenger (3.0.12) lib/phusion_passenger/spawn_manager.rb:214:in `spawn_rails_application'
    passenger (3.0.12) lib/phusion_passenger/abstract_server_collection.rb:82:in `synchronize'
    passenger (3.0.12) lib/phusion_passenger/abstract_server_collection.rb:79:in `synchronize'
    passenger (3.0.12) lib/phusion_passenger/spawn_manager.rb:213:in `spawn_rails_application'
    passenger (3.0.12) lib/phusion_passenger/spawn_manager.rb:132:in `spawn_application'
    passenger (3.0.12) lib/phusion_passenger/spawn_manager.rb:275:in `handle_spawn_application'
    passenger (3.0.12) lib/phusion_passenger/abstract_server.rb:357:in `__send__'
    passenger (3.0.12) lib/phusion_passenger/abstract_server.rb:357:in `server_main_loop'
    passenger (3.0.12) lib/phusion_passenger/abstract_server.rb:206:in `start_synchronously'
    passenger (3.0.12) helper-scripts/passenger-spawn-server:99

Any way I can help debug the problem?