ruby script/generate doesnt work

whenever i run any script/generate command, i get this feedback:

[crackerjack]$ ruby script/generate controller Upload
/usr/lib/ruby/1.8/yaml.rb:133:in `load': syntax error on line 18, col 2: ` host: mysql.nightglass.dreamhosters.com
' (ArgumentError)
from /usr/lib/ruby/1.8/yaml.rb:133:in `load'
from /usr/lib/ruby/gems/1.8/gems/rails-1.2.2/lib/initializer.rb:523:in `database_configuration'
from /usr/lib/ruby/gems/1.8/gems/rails-1.2.2/lib/initializer.rb:228:in `initialize_database'
from /usr/lib/ruby/gems/1.8/gems/rails-1.2.2/lib/initializer.rb:88:in `process'
from /usr/lib/ruby/gems/1.8/gems/rails-1.2.2/lib/initializer.rb:43:in `send'
from /usr/lib/ruby/gems/1.8/gems/rails-1.2.2/lib/initializer.rb:43:in `run'
from ./script/../config/../config/environment.rb:13
from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
from /usr/lib/ruby/gems/1.8/gems/rails-1.2.2/lib/commands/generate.rb:1
from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
from script/generate:3

This just started last week sometime. There are two other rails sites running on my server, and they seem fine. Any Ideas?

Thanks!