ActionView::TemplateError (undefined method `delete' for 1:Fixnum) on line #25 of vendor/plugins/redmine_code_review/app/views/code_review_settings/_show.html.erb:
22:     
23:     <p>
24:       <label><%=h l(:label_if_revision_has_issues)%>:</label>
25:       <%= f.radio_button(:auto_relation, CodeReviewProjectSetting::AUTORELATION_TYPE_RELATES) %> 
26:       <%=h l(:label_review_issue_relates) %>
27: 
28:       <%= f.radio_button(:auto_relation, CodeReviewProjectSetting::AUTORELATION_TYPE_BLOCKS) %>

    lib/tabular_form_builder.rb:43:in `label_for_field'
    lib/tabular_form_builder.rb:35:in `radio_button'
    vendor/plugins/redmine_code_review/app/views/code_review_settings/_show.html.erb:25:in `block in _run_erb_vendor47plugins47redmine_code_review47app47views47code_review_settings47_show46html46erb_locals_object_show_tab'
    app/helpers/application_helper.rb:659:in `labelled_tabular_form_for'
    vendor/plugins/redmine_code_review/app/views/code_review_settings/_show.html.erb:10
    app/views/common/_tabs.rhtml:24:in `block in _run_rhtml_app47views47common47_tabs46rhtml_locals_object_tabs'
    app/views/common/_tabs.rhtml:23:in `each'
    app/views/common/_tabs.rhtml:23:in `_run_rhtml_app47views47common47_tabs46rhtml_locals_object_tabs'
    app/helpers/application_helper.rb:180:in `render_tabs'
    app/views/projects/settings.rhtml:3:in `_run_rhtml_app47views47projects47settings46rhtml'
    <internal:prelude>:8:in `synchronize'
    passenger (2.2.11) lib/phusion_passenger/rack/request_handler.rb:92:in `process_request'
    passenger (2.2.11) lib/phusion_passenger/abstract_request_handler.rb:207:in `main_loop'
    passenger (2.2.11) lib/phusion_passenger/railz/application_spawner.rb:418:in `start_request_handler'
    passenger (2.2.11) lib/phusion_passenger/railz/application_spawner.rb:358:in `block in handle_spawn_application'
    passenger (2.2.11) lib/phusion_passenger/utils.rb:184:in `safe_fork'
    passenger (2.2.11) lib/phusion_passenger/railz/application_spawner.rb:354:in `handle_spawn_application'
    passenger (2.2.11) lib/phusion_passenger/abstract_server.rb:352:in `main_loop'
    passenger (2.2.11) lib/phusion_passenger/abstract_server.rb:196:in `start_synchronously'
    passenger (2.2.11) lib/phusion_passenger/abstract_server.rb:163:in `start'
    passenger (2.2.11) lib/phusion_passenger/railz/application_spawner.rb:213:in `start'
    passenger (2.2.11) lib/phusion_passenger/spawn_manager.rb:262:in `block (2 levels) in spawn_rails_application'
    passenger (2.2.11) lib/phusion_passenger/abstract_server_collection.rb:126:in `lookup_or_add'
    passenger (2.2.11) lib/phusion_passenger/spawn_manager.rb:256:in `block in spawn_rails_application'
    passenger (2.2.11) lib/phusion_passenger/abstract_server_collection.rb:80:in `block in synchronize'
    <internal:prelude>:8:in `synchronize'
    passenger (2.2.11) lib/phusion_passenger/abstract_server_collection.rb:79:in `synchronize'
    passenger (2.2.11) lib/phusion_passenger/spawn_manager.rb:255:in `spawn_rails_application'
    passenger (2.2.11) lib/phusion_passenger/spawn_manager.rb:154:in `spawn_application'
    passenger (2.2.11) lib/phusion_passenger/spawn_manager.rb:287:in `handle_spawn_application'
    passenger (2.2.11) lib/phusion_passenger/abstract_server.rb:352:in `main_loop'
    passenger (2.2.11) lib/phusion_passenger/abstract_server.rb:196:in `start_synchronously'