# Rails -v Error

**URL:** <https://www.ruby-forum.com/t/rails-v-error/170187>\
**Category:** Deployment\
**Created:** [June 13, 2009, 12:03pm UTC](https://www.ruby-forum.com/t/rails-v-error/170187 "2009-06-13T12:03:14Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![jford](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/j/ac91a4/32.png) [@jford](https://www.ruby-forum.com/u/jford)\
**Post date:** [June 13, 2009, 12:03pm UTC](https://www.ruby-forum.com/t/rails-v-error/170187/1 "2009-06-13T12:03:14Z")

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Can anyone tell me why I’m getting this error? Thanks.

Macintosh:~ jeff$ rails -v  
/usr/local/lib/ruby/1.8/yaml.rb:9:in `require': no such file to load -- stringio (LoadError) from /usr/local/lib/ruby/1.8/yaml.rb:9 from /usr/local/lib/ruby/site_ruby/1.8/rubygems/config_file.rb:7:in`require’  
from /usr/local/lib/ruby/site\_ruby/1.8/rubygems/config\_file.rb:7  
from /usr/local/lib/ruby/site\_ruby/1.8/rubygems.rb:1123:in `require' from /usr/local/lib/ruby/site_ruby/1.8/rubygems.rb:1123 from /usr/local/bin/rails:9:in`require’  
from /usr/local/bin/rails:9  
Macintosh:~ jeff$

---

<div class="post-metadata">

**Author:** ![jford](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/j/ac91a4/32.png) [@jford](https://www.ruby-forum.com/u/jford)\
**Post date:** [July 7, 2009, 1:11pm UTC](https://www.ruby-forum.com/t/rails-v-error/170187/2 "2009-07-07T13:11:04Z")

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Jeff,

Go to the ruby source you have installed from.Then ext/stringio  
Something like “/root/source/ruby-1.8.6-p369/ext/stringio”  
Now here run ‘ruby extconf.rb’ then ‘make’ then ‘make install’

Now it should work fine.

Thanks,  
Kilari.  
[http://kilari.co.in](http://kilari.co.in)

Jeff Frazier wrote:

> Can anyone tell me why I’m getting this error? Thanks.
> 
> Macintosh:~ jeff$ rails -v  
> /usr/local/lib/ruby/1.8/yaml.rb:9:in `require': no such file to load -- stringio (LoadError) from /usr/local/lib/ruby/1.8/yaml.rb:9 from /usr/local/lib/ruby/site_ruby/1.8/rubygems/config_file.rb:7:in `require’  
> from /usr/local/lib/ruby/site\_ruby/1.8/rubygems/config\_file.rb:7  
> from /usr/local/lib/ruby/site\_ruby/1.8/rubygems.rb:1123:in `require' from /usr/local/lib/ruby/site_ruby/1.8/rubygems.rb:1123 from /usr/local/bin/rails:9:in `require’  
> from /usr/local/bin/rails:9  
> Macintosh:~ jeff$