# Ruby script/cucumber -tags producing a gem error

**URL:** <https://www.ruby-forum.com/t/ruby-script-cucumber-tags-producing-a-gem-error/184229>\
**Category:** Rails\
**Created:** [February 26, 2010, 11:12pm UTC](https://www.ruby-forum.com/t/ruby-script-cucumber-tags-producing-a-gem-error/184229 "2010-02-26T23:12:41Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![bigdaddy71](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/b/bbe5ce/32.png) [@bigdaddy71](https://www.ruby-forum.com/u/bigdaddy71)\
**Post date:** [February 26, 2010, 11:12pm UTC](https://www.ruby-forum.com/t/ruby-script-cucumber-tags-producing-a-gem-error/184229/1 "2010-02-26T23:12:41Z")

</div>

When I do “ruby script/cucumber” the tests run no issues. When I do  
the same thing but -tags tag\_name I get a gem version error:

Where is it coming from and why??

Using the default profile…  
RubyGem version error: rack(1.0.1 not = 1.1.0)  
(Gem::LoadError)  
F:/BACKUP/Backup/ruby/lib/ruby/site\_ruby/1.8/rubygems.rb:827:in  
`report_activate_error' F:/BACKUP/Backup/ruby/lib/ruby/site_ruby/1.8/rubygems.rb:261:in`activate’  
F:/BACKUP/Backup/ruby/lib/ruby/site\_ruby/1.8/rubygems.rb:296:in  
`activate' F:/BACKUP/Backup/ruby/lib/ruby/site_ruby/1.8/rubygems.rb:295:in`each’  
F:/BACKUP/Backup/ruby/lib/ruby/site\_ruby/1.8/rubygems.rb:295:in  
`activate' F:/BACKUP/Backup/ruby/lib/ruby/site_ruby/1.8/rubygems.rb:296:in`activate’  
F:/BACKUP/Backup/ruby/lib/ruby/site\_ruby/1.8/rubygems.rb:295:in `each' F:/BACKUP/Backup/ruby/lib/ruby/site_ruby/1.8/rubygems.rb:295:in`activate’  
F:/BACKUP/Backup/ruby/lib/ruby/site\_ruby/1.8/rubygems.rb:68:in `gem' ./vendor/gems/cucumber-0.5.1/examples/ramaze/features/support/env.rb:4 F:/BACKUP/Backup/ruby/lib/ruby/site_ruby/1.8/rubygems/ custom_require.rb:31:in`gem\_original\_require’  
F:/BACKUP/Backup/ruby/lib/ruby/site\_ruby/1.8/rubygems/  
custom\_require.rb:31:in `polyglot_original_require' F:/BACKUP/Backup/ruby/lib/ruby/gems/1.8/gems/polyglot-0.3.0/lib/ polyglot.rb:65:in`require’  
F:/BACKUP/Backup/Web\_apps\_svn\_working/writersonly/HEAD/vendor/rails/  
activesupport/lib/active\_support/dependencies.rb:158:in `require' F:/BACKUP/Backup/Web_apps_svn_working/writersonly/HEAD/vendor/gems/ cucumber-0.5.1/bin/../lib/cucumber/rb_support/rb_language.rb:124:in`load\_code\_file’  
F:/BACKUP/Backup/Web\_apps\_svn\_working/writersonly/HEAD/vendor/gems/  
cucumber-0.5.1/bin/…/lib/cucumber/step\_mother.rb:84:in  
`load_code_file' F:/BACKUP/Backup/Web_apps_svn_working/writersonly/HEAD/vendor/gems/ cucumber-0.5.1/bin/../lib/cucumber/step_mother.rb:76:in`load\_code\_files’  
F:/BACKUP/Backup/Web\_apps\_svn\_working/writersonly/HEAD/vendor/gems/  
cucumber-0.5.1/bin/…/lib/cucumber/step\_mother.rb:75:in `each' F:/BACKUP/Backup/Web_apps_svn_working/writersonly/HEAD/vendor/gems/ cucumber-0.5.1/bin/../lib/cucumber/step_mother.rb:75:in`load\_code\_files’  
F:/BACKUP/Backup/Web\_apps\_svn\_working/writersonly/HEAD/vendor/gems/  
cucumber-0.5.1/bin/…/lib/cucumber/cli/main.rb:51:in `execute!' F:/BACKUP/Backup/Web_apps_svn_working/writersonly/HEAD/vendor/gems/ cucumber-0.5.1/bin/../lib/cucumber/cli/main.rb:23:in`execute’  
F:/BACKUP/Backup/Web\_apps\_svn\_working/writersonly/HEAD/vendor/gems/  
cucumber-0.5.1/bin/cucumber:8  
script/cucumber:5:in `load’  
script/cucumber:5