On 8月27日, 上午2时45分, "Frederick C. Lee" <[email protected]> wrote:
> Here's my environment (Mac OS X 10.5.8):
> [/Users/Ric/workarea/rails/demo]ruby --version
> ruby 1.9.1p0 (2009-01-30 revision 21907) [i386-darwin9]
>
> [/Users/Ric/workarea/rails/demo]rails --version
> Rails 2.3.3
>
> [/Users/Ric/workarea/rails/demo]gem --version
> 1.3.5
>
> [/Users/Ric/workarea/rails/demo/config]sudo gem update --system
> Password:
> Updating RubyGems
> Nothing to update
>
> I attempted to update rubygems, even though I don't need to:
>
> [/Users/Ric/workarea/rails/demo/config]sudo update_rubygems
> sudo: unable to execute /opt/local/bin/update_rubygems: No such file
> or directory
>
> But I found it here:
> [/usr/bin]ls -l update_rubygems
> -rwxr-xr-x 1 root wheel 462 Aug 25 15:02 update_rubygems*
>
> But if I use 'sudo', it looks for 'update_rubygems' here:
>
> [/usr/bin]sudo update_rubygems
> sudo: unable to execute /opt/local/bin/update_rubygems: No such file
> or directory
>
> 2) Why?
>
> Anyway, I forced it:
>
> [/usr/bin]sudo ./update_rubygems
> Installing RubyGems 1.3.5
> RubyGems 1.3.5 installed
>
> [/usr/bin]gem --version
> 1.3.5
>
> Checking rails:
>
> [/Users/Ric/workarea/rails/demo]which rails
> /usr/bin/rails
>
> [/Users/Ric/workarea/rails/demo]ls -l /usr/bin/rails
> -rwxr-xr-x 1 root wheel 422 Aug 25 13:21 /usr/bin/rails*
>
> =================
>
> I. Attempted to start default Rails Server:
>
> Missing the Rails gem. Please `gem install -v= rails`, update your
> RAILS_GEM_VERSION setting in config/environment.rb for the Rails
> version you do have installed, or comment out RAILS_GEM_VERSION to use
> the latest version installed.
>
> 3) Huh?
>
> ---------
> I tried commenting out the RAILS_GEM_VERSOIN in config/environment.rb:
>
> # Be sure to restart your server when you modify this file
>
> # Specifies gem version of Rails to use when vendor/rails is not
> present
> #RAILS_GEM_VERSION = '2.3.3' unless defined? RAILS_GEM_VERSION
>
> # Bootstrap the Rails environment, frameworks, and default
> configuration
> require File.join(File.dirname(__FILE__), 'boot')
> ...
>
> II. Attempted to create a controller per book:
>
> [/Users/Ric/workarea/rails/demo]ruby script/generate controller Say
> Missing the Rails gem. Please `gem install -v= rails`, update your
> RAILS_GEM_VERSION setting in config/environment.rb for the Rails
> version you do have installed, or comment out RAILS_GEM_VERSION to use
> the latest version installed.
>
> 4) Huh?
>
> As you can see, I have <apparently> the latest Ruby, Rails & Gem
> already installed & running.
> Is there some sort environment setup that I'm missing?
maybe you should reinstall rubygem.
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