# Relative\_path\_from error

**URL:** <https://www.ruby-forum.com/t/relative-path-from-error/165782>\
**Category:** Rails\
**Created:** [April 17, 2009, 12:10pm UTC](https://www.ruby-forum.com/t/relative-path-from-error/165782 "2009-04-17T12:10:20Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![roger22](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/r/a183cd/32.png) [@roger22](https://www.ruby-forum.com/u/roger22)\
**Post date:** [April 17, 2009, 12:10pm UTC](https://www.ruby-forum.com/t/relative-path-from-error/165782/1 "2009-04-17T12:10:20Z")

</div>

Hello,  
i tried to run the command

> ruby script/generate scaffold Item Manage  
> , but i got the following error:

> ruby script/generate scaffold Item Manage  
> D:/eclipseSE/eclipse/plugins/org.jruby\_1.1.6.8388p3/lib/ruby/1.8/pathname.rb:712:in  
> `relative_path_from': different prefix: "C:/" and "C:\\Documents and Settings/admin/workspace/store" (ArgumentError) from D:/eclipseSE/eclipse/plugins/org.jruby_1.1.6.8388p3/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/rails_generator/lookup.rb:110:in`use\_component\_sources!’  
> from  
> D:/eclipseSE/eclipse/plugins/org.jruby\_1.1.6.8388p3/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/rails\_generator/lookup.rb:109:in  
> `each’

I really don’t know what’s wrong, or what should i do to solve thie  
problem. Please help me…  
I’m using Aptana Radrails plugin in Eclipse 3.4.1  
Thanks