From: ara.t.howard@...
Date: 2006-07-04T02:53:09+09:00
Subject: Re: Problem with rubygems (and postgres)

On Tue, 4 Jul 2006, Joe Van Dyk wrote:

> Hi,
>
> I've got Ruby 1.8.4 compiled and installed on a Ubuntu box.  I
> installed rubygems 0.8.11.  I then installed the postgres gem.
> Everything went ok.  Doing a "gem list postgres" shows the postgres
> gem.
>
> So, when I fire up irb and do
>
> irb(main):001:0> require 'rubygems'
> => true
> irb(main):002:0> require 'postgres'
> LoadError: no such file to load -- postgres
>       from 
> /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:21:in
> `require__'
>       from 
> /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:21:in
> `require'
>       from (irb):2
>
>
> That's not good.  Why???!
>
> Thanks,
> Joe

do you have two instances of ruby installed?  perhaps /usr/bin/ruby and
   /usr/local/bin/ruby?

if so you probably also have

   /usr/bin/gem

but only

   /usr/local/bin/irb

regards.

-a
-- 
suffering increases your inner strength.  also, the wishing for suffering
makes the suffering disappear.
- h.h. the 14th dali lama