404 Not Found when trying to open configuration page

[pengux]

Environment: Redmine version 2.5.0.stable Ruby version 1.9.3-p484 (2013-11-22) [x86_64-linux] Rails version 3.2.17 Environment production Database adapter Mysql2 SCM: Subversion 1.6.17 Cvs 1.12.13 Bazaar 2.5.1 Git 1.7.9.5 Filesystem
Redmine plugins: file_servers 0.0.1 issuefy 0.2.0 line_numbers 1.0.0 recurring_tasks 1.3.0 redmine_agile 1.0.1-light1.0.1 redmine_announcements 1.0 redmine_charts2 0.2.1 redmine_code_review 0.6.3 redmine_dashboard 2.2 redmine_didyoumean 1.2.0 redmine_embedded_video 0.0.3.1 redmine_favorite_projects 1.0.1 redmine_gist 0.1.0 redmine_gitlab_merge_request 0.0.3 redmine_hipchat 2.0.0 redmine_issue_checklist 2.0.5 redmine_people 0.1.6 redmine_screenshot_paste 2.1.0 redmine_tags 2.1.0 redmine_tweaks 0.4.5 redshares 1.0.0

[vizh]

NoMethodError (undefined method `hipchat_auth_token' for #<Project:0xb404d6d4>):
  lib/redmine/hook.rb:61:in `send'
  lib/redmine/hook.rb:61:in `call_hook'
  lib/redmine/hook.rb:61:in `each'
  lib/redmine/hook.rb:61:in `call_hook'
  lib/redmine/hook.rb:58:in `tap'
  lib/redmine/hook.rb:58:in `call_hook'
  lib/redmine/hook.rb:153:in `call_hook'
  app/controllers/issues_controller.rb:479:in `save_issue_with_child_records'
  app/controllers/issues_controller.rb:466:in `save_issue_with_child_records'
  app/controllers/issues_controller.rb:188:in `update'

ActionView::Template::Error (undefined method `hipchat_auth_token' for #<Project:0xb404e23c>):
    1: <p>
    2:   <%= form.text_field :hipchat_auth_token %>
    3:   A token from <a href="https://www.hipchat.com/group_admin/api" target="_blank">your API tokens page</a>. Leave empty to use <%= link_to 'global settings', plugin_settings_path(:redmine_hipchat) %>.
    4: </p>
    5: 
  lib/redmine/views/labelled_form_builder.rb:31:in `text_field'
  lib/redmine/hook.rb:111:in `send'
  lib/redmine/hook.rb:111:in `view_projects_form'
  lib/redmine/hook.rb:61:in `send'
  lib/redmine/hook.rb:61:in `call_hook'
  lib/redmine/hook.rb:61:in `each'
  lib/redmine/hook.rb:61:in `call_hook'

[meineerde]

You need to run the database migrations of the plugin, i.e. you need to run

rake redmine:plugins:migrate RAILS_ENV=production

in your Redmine directory.