NoMethodError in GroupsController#edit

undefined method `+' for #<Hash:0x4169668>

RAILS_ROOT: /Users/kjetilge/Documents/RailsDev/teacher

Application Trace | Framework Trace | Full Trace
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/translations.rb:75:in `ht'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/view_hints.rb:96:in `field_name'
/opt/local/lib/ruby/gems/1.8/gems/hobosupport-1.0.0/lib/hobo_support/methodcall.rb:91:in `send'
/opt/local/lib/ruby/gems/1.8/gems/hobosupport-1.0.0/lib/hobo_support/methodcall.rb:91:in `method_missing'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/hobo_helper.rb:488:in `this_field_name'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:35:in `field_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:34:in `field_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:377:in `call'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:377:in `call_tag_parameter_with_default_content'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `call'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `method_missing'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/core.dryml:55:in `do_'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/core.dryml:55:in `do_'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:381:in `send'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:381:in `call_tag_parameter_with_default_content'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:403:in `call_tag_parameter'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_support.dryml:51:in `with_fields'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_support.dryml:51:in `with_fields'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `call'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `method_missing'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/core.dryml:55:in `with'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:324:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:292:in `new_field_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:273:in `new_field_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:324:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/core.dryml:55:in `with'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_support.dryml:51:in `with_fields'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/scoped_variables.rb:20:in `new_scope'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_support.dryml:47:in `with_fields'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_support.dryml:46:in `each'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_support.dryml:46:in `with_fields'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_support.dryml:22:in `with_fields'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:34:in `field_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:33:in `field_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:377:in `call'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:377:in `call_tag_parameter_with_default_content'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `call'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `method_missing'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/core.dryml:55:in `do_'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/core.dryml:55:in `do_'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:381:in `send'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:381:in `call_tag_parameter_with_default_content'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:403:in `call_tag_parameter'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_document_tags.dryml:47:in `labelled_item_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_document_tags.dryml:47:in `labelled_item_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `call'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `method_missing'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:102:in `table'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:101:in `table'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `call'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/tag_parameters.rb:21:in `method_missing'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/core.dryml:78:in `if_'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/core.dryml:76:in `if_'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:101:in `table'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:100:in `table'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_document_tags.dryml:47:in `labelled_item_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_document_tags.dryml:47:in `labelled_item_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:33:in `field_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/helpers/capture_helper.rb:129:in `with_output_buffer'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:248:in `new_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:328:in `_tag_context'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/taglibs/rapid_core.dryml:31:in `field_list'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:464:in `send'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:464:in `override_and_call_tag'
/opt/local/lib/ruby/gems/1.8/gems/hobo-1.0.0/lib/hobo/dryml/template_environment.rb:427:in `call_tag_parameter'
app/views/taglibs/auto/rapid/forms.dryml:18:in `form__for_group'
app/views/taglibs/auto/rapid/forms.dryml:16:in `form__for_group'
app/views/taglibs/auto/rapid/forms.dryml:16:in `form__for_group'
app/views/taglibs/auto/rapid/forms.dryml:15:in `form__for_group'
app/views/taglibs/auto/rapid/pages.dryml:309:in `edit_page__for_group'
app/views/taglibs/auto/rapid/pages.dryml:308:in `edit_page__for_group'
app/views/taglibs/auto/rapid/pages.dryml:308:in `edit_page__for_group'
app/views/taglibs/auto/rapid/pages.dryml:298:in `edit_page__for_group'
app/views/taglibs/themes/clean/clean.dryml:2:in `page'
app/views/taglibs/themes/clean/clean.dryml:1:in `page'
app/views/taglibs/auto/rapid/pages.dryml:294:in `edit_page__for_group'
app/views/taglibs/auto/rapid/pages.dryml:293:in `edit_page__for_group'

Request

Parameters:

{"id"=>"2-fiskegruppa"}

Show session dump

Response

Headers:

{"Content-Type"=>"",
 "Pragma"=>"no-cache",
 "Expires"=>"0",
 "Cache-Control"=>"no-store"}