Got captcha installed. But when I tried ( refering
http://rdoc.info/projects/zendesk/captcha )

$rake captcha:generate COUNT=250

It gave the following output

rake aborted!
Don't know how to build task 'captcha:generate'

This is looking like rocket science to me.

On Feb 20, 8:45 pm, Curtis Cooley <curtis.coo...@gmail.com> wrote:
> Looks like you are missing the tools to build the extensions. If you
> are on a Debain based distro, try
>
> sudo apt-get install build-essential
>
> If that doesn't work, search for guides on installing rails on Debian systems.
>
>
>
> On Sat, Feb 20, 2010 at 7:39 AM, Karthikeyan <mindas...@gmail.com> wrote:
> > Hello Rails, I have a problem.
>
> > I would like to use captcha in one of my project. When I did try to
> > install, this is what I got
>
> > $ sudo gem install captcha
> > Building native extensions.  This could take a while...
> > ERROR:  Error installing captcha:
> >        ERROR: Failed to build gem native extension.
>
> > /usr/bin/ruby1.8 extconf.rb
> > extconf.rb:1:in `require': no such file to load -- mkmf (LoadError)
> >        from extconf.rb:1
>
> > Gem files will remain installed in /var/lib/gems/1.8/gems/
> > rmagick-2.12.2 for inspection.
> > Results logged to /var/lib/gems/1.8/gems/rmagick-2.12.2/ext/RMagick/
> > gem_make.out
>
> > Could any one help me out on this?
>
> > --
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> --
> Curtis Cooley
> curtis.coo...@gmail.com
> home:http://curtiscooley.com
> blog:http://ponderingobjectorienteddesign.blogspot.com
> ===============
> Leadership is a potent combination of strategy and character. But if
> you must be without one, be without the strategy.
> -- H. Norman Schwarzkopf

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