# Dependencies.rb:55:

**URL:** <https://www.ruby-forum.com/t/dependencies-rb/229589>\
**Category:** Deployment\
**Created:** [February 7, 2013, 10:33pm UTC](https://www.ruby-forum.com/t/dependencies-rb/229589 "2013-02-07T22:33:23Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![brenham\_i](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/b/8c91f0/32.png) [@brenham\_i](https://www.ruby-forum.com/u/brenham_i)\
**Post date:** [February 7, 2013, 10:33pm UTC](https://www.ruby-forum.com/t/dependencies-rb/229589/1 "2013-02-07T22:33:23Z")

</div>

while installing fedena in VPS i am getting this error can any one have  
solution

root@server [/home/gicsms/rails\_apps/fedena]# script/server  
/usr/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active\_support/dependencies.rb:55:  
uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)  
from  
/usr/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:36:in  
`gem_original_require' from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:36:in`require’  
from  
/usr/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active\_support.rb:56  
from  
/usr/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:36:in  
`gem_original_require' from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:36:in`require’  
from  
/usr/lib/ruby/gems/1.8/gems/rails-2.3.5/lib/commands/server.rb:1  
from  
/usr/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:36:in  
`gem_original_require' from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:36:in`require’  
from script/server:3  
root@server [/home/gicsms/rails\_apps/fedena]# from  
/usr/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:36:in  
`require’/dependencies.rb:55: