Redmine

Hello,

i tried to install defautl queries plugin () several times now. Everytime i got the following error:

rake aborted!
uninitialized constant Rails::Plugin::Dispatcher

Details:

user@host:/var/www/dev-ssl# rake db:migrate:plugins RAILS_ENV=production --trace
(in /var/www/dev-ssl)
** Invoke db:migrate:plugins (first_time)
** Invoke environment (first_time)
** Execute environment
rake aborted!
uninitialized constant Rails::Plugin::Dispatcher
/var/lib/gems/1.8/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:131:in `const_missing'
/var/www/dev-ssl/vendor/plugins/redmine_default_columns/init.rb:27:in `evaluate_init_rb'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin.rb:158:in `evaluate_init_rb'
/var/lib/gems/1.8/gems/activesupport-2.3.11/lib/active_support/core_ext/kernel/reporting.rb:11:in `silence_warnings'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin.rb:154:in `evaluate_init_rb'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin.rb:48:in `load'
/var/www/dev-ssl/config/../vendor/plugins/engines/lib/engines/plugin.rb:44:in `load'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin/loader.rb:38:in `load_plugins'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin/loader.rb:37:in `each'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin/loader.rb:37:in `load_plugins'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:369:in `load_plugins'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:165:in `process'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:113:in `send'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:113:in `run'
/var/www/dev-ssl/config/environment.rb:20
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `require'
/var/lib/gems/1.8/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:182:in `require'
/var/lib/gems/1.8/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:547:in `new_constants_in'
/var/lib/gems/1.8/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:182:in `require'
/var/lib/gems/1.8/gems/rails-2.3.11/lib/tasks/misc.rake:4
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in `call'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in `execute'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in `each'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in `execute'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:597:in `invoke_with_call_chain'
/usr/lib/ruby/1.8/monitor.rb:242:in `synchronize'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:607:in `invoke_prerequisites'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:604:in `each'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:604:in `invoke_prerequisites'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:596:in `invoke_with_call_chain'
/usr/lib/ruby/1.8/monitor.rb:242:in `synchronize'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:583:in `invoke'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2051:in `invoke_task'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in `each'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2023:in `top_level'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2001:in `run'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/var/lib/gems/1.8/gems/rake-0.8.7/lib/rake.rb:1998:in `run'
/usr/local/bin/rake:31

Some more informations:

user@host:/var/www/dev-ssl# RAILS_ENV=production script/about
/var/lib/gems/1.8/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:131:in `const_missing': uninitialized constant Rails::Plugin::Dispatcher (NameError)
    from /var/www/dev-ssl/vendor/plugins/redmine_default_columns/init.rb:27:in `evaluate_init_rb'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin.rb:158:in `evaluate_init_rb'
    from /var/lib/gems/1.8/gems/activesupport-2.3.11/lib/active_support/core_ext/kernel/reporting.rb:11:in `silence_warnings'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin.rb:154:in `evaluate_init_rb'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin.rb:48:in `load'
    from /var/www/dev-ssl/config/../vendor/plugins/engines/lib/engines/plugin.rb:44:in `load'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin/loader.rb:38:in `load_plugins'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin/loader.rb:37:in `each'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/rails/plugin/loader.rb:37:in `load_plugins'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:369:in `load_plugins'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:165:in `process'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:113:in `send'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/initializer.rb:113:in `run'
    from /var/www/dev-ssl/config/environment.rb:20
    from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
    from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `require'
    from /var/lib/gems/1.8/gems/rails-2.3.11/lib/commands/about.rb:1
    from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
    from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `require'
    from script/about:4

Server is running on debian squeeze with recommend versions of gems (hope so, new to ruby ...). Can somebody help?