title: rails - problem starting the server
body: <p>I'm trying to start the server on a rails app. with some apps it works fine, others I get this message:</p>
  
  <pre><code>rails s
  Usage:
    rails new APP_PATH [options]
  
  Options:
        [--skip-gemfile]        # Don't create a Gemfile
    -d, [--database=DATABASE]   # Preconfigure for selected database (options: mysql/oracle/postgresql/sqlite3/frontbase/ibm_db)
                                # Default: sqlite3
    -O, [--skip-active-record]  # Skip Active Record files
        [--dev]                 # Setup the application with Gemfile pointing to your Rails checkout
    -J, [--skip-prototype]      # Skip Prototype files
    -T, [--skip-test-unit]      # Skip Test::Unit files
    -G, [--skip-git]            # Skip Git ignores and keeps
    -r, [--ruby=PATH]           # Path to the Ruby binary of your choice
                                # Default: /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
    -m, [--template=TEMPLATE]   # Path to an application template (can be a filesystem path or URL)
    -b, [--builder=BUILDER]     # Path to an application builder (can be a filesystem path or URL)
        [--edge]                # Setup the application with Gemfile pointing to Rails repository
  
  Runtime options:
    -q, [--quiet]    # Supress status output
    -s, [--skip]     # Skip files that already exist
    -f, [--force]    # Overwrite files that already exist
    -p, [--pretend]  # Run but do not make any changes
  
  Rails options:
    -h, [--help]     # Show this help message and quit
    -v, [--version]  # Show Rails version number and quit
  </code></pre>
  
  <p>I'm using Rails 3.0.3 and ruby 1.8.7 </p>