rails_yaml错误导致到mysql连接问题
错误： in `load': syntax error on line 37, col 2: `? socket: /var/run/mysqld/mysqld.sock' (ArgumentError)
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Booting Mongrel
=> Rails 2.3.2 application starting on http://0.0.0.0:3000
/usr/local/lib/ruby/1.8/yaml.rb:133:in `load': syntax error on line 24, col 2: `? socket: /var/run/mysqld/mysqld.sock' (ArgumentError)
? ? from /usr/local/lib/ruby/1.8/yaml.rb:133:in `load'
? ? from /usr/local/lib/ruby/gems/1.8/gems/rails-2.3.2/lib/initializer.rb:880:in `database_configuration'
? ? from /usr/local/lib/ruby/gems/1.8/gems/rails-2.3.2/lib/initializer.rb:416:in `initialize_database'
? ? from /usr/local/lib/ruby/gems/1.8/gems/rails-2.3.2/lib/initializer.rb:141:in `process'
? ? from /usr/local/lib/ruby/gems/1.8/gems/rails-2.3.2/lib/initializer.rb:113:in `send'
? ? from /usr/local/lib/ruby/gems/1.8/gems/rails-2.3.2/lib/initializer.rb:113:in `run'
? ? from /home/basheer/sites/music_library/config/environment.rb:9
? ? from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
? ? from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
? ? from /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:156:in `require'
? ? from /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:521:in `new_constants_in'
? ? from /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:156:in `require'
? ? from /usr/local/lib/ruby/gems/1.8/gems/rails-2.3.2/lib/commands/server.rb:84
? ? from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
? ? from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
? ? from script/server:3
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原因：配置${app_path}/conf/database.yml 时，由格式错误！
最大到可能是配置密码时，没有在password:与密码之间加入空格
password: 123456（红色到空格是必须的）
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