title: Why can not i run a google app engine project on localhost?
body: <p>I am using macbook pro for development. I just installed eclipse indigo. Google app engine Java SDK is 1.8.2. I am trying to run an appengine project on localhost. But i am getting the following error:</p>
  
  <pre><code> 2013-08-04 13:14:03.193 java[2146:707] [Java CocoaComponent compatibility mode]: Enabled
   2013-08-04 13:14:03.194 java[2146:707] [Java CocoaComponent compatibility mode]: Setting timeout for SWT to 0.100000
   Usage: &lt;dev-appserver&gt; [options] &lt;app directory&gt;
  
   Options:
    --help, -h                 Show this help message and exit.
    --server=SERVER            The server to use to determine the latest
    -s SERVER                   SDK version.
    --address=ADDRESS          The address of the interface on the local machine
    -a ADDRESS                  to bind to (or 0.0.0.0 for all interfaces).
    --port=PORT                The port number to bind to on the local machine.
    -p PORT
    --sdk_root=DIR             Overrides where the SDK is located.
    --disable_update_check     Disable the check for newer SDK versions.
    --generated_dir=DIR        Set the directory where generated files are created.
    --jvm_flag=FLAG            Pass FLAG as a JVM argument. May be repeated to
                            supply multiple flags.
  </code></pre>
  
  <p>I googled a lot but any solution i found did not work for me. I uploaded app on appengine and opened it using url. And its working fine there. Can anybody tell me why is it not working on my mac. Thanks in advance.</p>