From: Joe Van Dyk <joevandyk@...>
Date: 2006-07-04T03:04:15+09:00
Subject: Re: Problem with rubygems (and postgres)

On 7/3/06, ara.t.howard@noaa.gov <ara.t.howard@noaa.gov> wrote:
> 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

I did have the Ubuntu-installed Ruby installed at one point, but I
removed it.  I thought I had removed all traces of it.  Maybe not.
/usr/bin/ruby, /usr/bin/gem, and /usr/lib/ruby don't exist.