# I cant generate scaffold on linux platform

**URL:** <https://www.ruby-forum.com/t/i-cant-generate-scaffold-on-linux-platform/195505>\
**Category:** Rails\
**Created:** [September 24, 2010, 12:35am UTC](https://www.ruby-forum.com/t/i-cant-generate-scaffold-on-linux-platform/195505 "2010-09-24T00:35:10Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![tanawatl](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/58956e/32.png) [@tanawatl](https://www.ruby-forum.com/u/tanawatl)\
**Post date:** [September 24, 2010, 12:35am UTC](https://www.ruby-forum.com/t/i-cant-generate-scaffold-on-linux-platform/195505/1 "2010-09-24T00:35:10Z")

</div>

It use rails 3.0 v .but when I try to generate scaffold it perform me  
Could not find gem ‘mysql2 (\>= 0, runtime)’ in any of the gem sources.  
Try running `bundle install`.  
I already tried but It’s error and show bunch of massage  
Using rake (0.8.7)  
/usr/local/lib/site\_ruby/1.8/rubygems/remote\_fetcher.rb:180:in  
`fetch_path': SocketError: getaddrinfo: Name or service not known (http://rubygems.org/quick/Marshal.4.8/abstract-1.0.0.gemspec.rz) (Gem::RemoteFetcher::FetchError) from /usr/local/lib/site_ruby/1.8/rubygems/spec_fetcher.rb:106:in`fetch\_spec’  
from  
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/remote\_specification.rb:47:in  
`_remote_specification' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/remote_specification.rb:25:in`fetch\_platform’  
from  
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/source.rb:247:in  
`download_gem_from_uri' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/source.rb:76:in`fetch’  
from  
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/installer.rb:45:in  
`run' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/spec_set.rb:12:in`each’  
from  
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/spec\_set.rb:12:in  
`each' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/installer.rb:44:in`run’  
from  
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/installer.rb:8:in  
`install' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/cli.rb:217:in`install’  
from  
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/vendor/thor/task.rb:22:in  
`send' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/vendor/thor/task.rb:22:in`run’  
from  
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/vendor/thor/invocation.rb:118:in  
`invoke_task' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/vendor/thor.rb:246:in`dispatch’  
from  
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/lib/bundler/vendor/thor/base.rb:389:in  
`start' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.0/bin/bundle:13 from /usr/bin/bundle:19:in`load’  
from /usr/bin/bundle:19  
What ’ s wrong and what should I do  
Very thanks  
again