From: botp <botpena@...>
Date: 2011-01-26T13:36:29+09:00
Subject: Re: Unsupported digest algorithm (sha256).

On Tue, Jan 25, 2011 at 11:49 PM, yf kuanfai <chenyfsg@gmail.com> wrote:
>  - REMOTE SOURCES:
>     - http://gems.rubyforge.org/

also add the newer sources

>
> do i need to re-install my ruby?

why?  you haven't shown anything wrong with your ruby...

kind regards -botp