help: password ArgumentError!

When I make model, I get error like below:

jizhe@jizhe-laptop:~/ruby4rails/r4rmusic1$ ruby script/generate model
work
/usr/local/lib/ruby/1.8/yaml.rb:133:in `load': syntax error on line
18, col 2: ` password: jizheair' (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/jizhe/ruby4rails/r4rmusic1/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/rails-2.3.2/lib/commands/
generate.rb:1
  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/generate:3

my database.yml :

# SQLite version 3.x
# gem install sqlite3-ruby (not necessary on OS X Leopard)

development:
  adapter: mysql
  database: r4rmusic1_development
  pool: 5
  timeout: 5000
  username:root
  password: jizheair
  host: localhost
  socket: /var/run/mysqld/mysqld.sock

# Warning: The database defined as "test" will be erased and
# re-generated from your development database when you run "rake".
# Do not set this db to the same as development or production.
test:
  adapter: sqlite3
  database: db/test.sqlite3
  pool: 5
  timeout: 5000
  username:root
  password:jizheair

production:
  adapter: sqlite3
  database: db/production.sqlite3
  pool: 5
  timeout: 5000
  username:root
  password:jizheair

Please help me in tis regard.

production:
adapter: sqlite3
database: db/production.sqlite3
pool: 5
timeout: 5000
username:root
password:jizheair

If i remember correctly, yaml cares about the space after the :

Fred

Thank you for reply:)

I have try to insert a space before my password, but the error is
still there.

Ok, the problem is solved. just like you said, it's the space problem.
Thank you very much:)