From: Ryan Davis <ryand-ruby@...>
Date: 2009-12-04T04:23:13+09:00
Subject: Re: Ruby 1.9.1 gem command - can't find user for 500


On Dec 3, 2009, at 10:51 , Steve Downie wrote:

> Has anyone else encountered this error or can suggest a way to correct it? 
> These errors occur when running the gem command under ruby 1.9.1.
> The same error occurs with a different user #(0) when run as root.
> Under 1.8.6 and 1.8.7, no error occurs.
> 
> This is a fresh version of ruby built on a 64 bit machine
> OS: Linux - Fedora Core 11
> ------------------------------------------------------------------------------
> bash-/ruby-1.9.1-p243$ ruby -v
> ruby 1.9.1p243 (2009-07-16 revision 24175) [i686-linux]
> bash-/ruby-1.9.1-p243$ gem install rake
> ERROR:  While executing gem ... (ArgumentError)
>    can't find user for 500
> bash-/ruby-1.9.1-p243$ gem list
> 
> *** LOCAL GEMS ***
> 
> ERROR:  While executing gem ... (ArgumentError)
>    can't find user for 500

no clue. run with --debug and/or --backtrace

that said... 1.9 ships with rake, so there is no reason to install it.