# Error running Mongrel on Ruby 1.9

**URL:** <https://www.ruby-forum.com/t/error-running-mongrel-on-ruby-1-9/180883>\
**Category:** Rails\
**Created:** [December 31, 2009, 12:22am UTC](https://www.ruby-forum.com/t/error-running-mongrel-on-ruby-1-9/180883 "2009-12-31T00:22:45Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![amabdelsalam](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/958977/32.png) [@amabdelsalam](https://www.ruby-forum.com/u/amabdelsalam)\
**Post date:** [December 31, 2009, 12:22am UTC](https://www.ruby-forum.com/t/error-running-mongrel-on-ruby-1-9/180883/1 "2009-12-31T00:22:45Z")

</div>

Hi,  
   
   
   
I have a problem running Mongrel, I'm using the latest ruby 1.9 and rails 2.3.5  
   
when I start the server (I'm using Aptana IDE), on mongrel, here is the output:  
   
C:/Ruby19/lib/ruby/gems/1.9.1/gems/activesupport-2.3.5/lib/active\_support/dependencies.rb:156:in `require': 126: The specified module could not be found. - C:/Ruby19/lib/ruby/gems/1.9.1/gems/mongrel-1.1.5-x86-mingw32/lib/http11.so (LoadError)  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/activesupport-2.3.5/lib/active\_support/dependencies.rb:156:in `block in require'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/activesupport-2.3.5/lib/active\_support/dependencies.rb:521:in `new\_constants\_in'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/activesupport-2.3.5/lib/active\_support/dependencies.rb:156:in `require'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb:12:in `\<top (required)\>'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/activesupport-2.3.5/lib/active\_support/dependencies.rb:156:in `require'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/activesupport-2.3.5/lib/active\_support/dependencies.rb:156:in `block in require'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/activesupport-2.3.5/lib/active\_support/dependencies.rb:521:in `new\_constants\_in'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/activesupport-2.3.5/lib/active\_support/dependencies.rb:156:in `require'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/rack-1.0.1/lib/rack/handler/mongrel.rb:1:in `\<top (required)\>'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/rack-1.0.1/lib/rack/handler.rb:17:in `const\_get'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/rack-1.0.1/lib/rack/handler.rb:17:in `block in get'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/rack-1.0.1/lib/rack/handler.rb:17:in `each'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/rack-1.0.1/lib/rack/handler.rb:17:in `get'  
from C:/Ruby19/lib/ruby/gems/1.9.1/gems/rails-2.3.5/lib/commands/server.rb:45:in `\<top (required)\>'  
   
   
any help?  
   
Regard,...  
   
Ahmed   

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