ERROR: Unknown option '--extra-packages'
<p>While building my android project in eclipse am getting this error, anyone help me to resolve this</p>

<pre><code> [2012-07-17 10:53:22 - MyActivity_30jan] ERROR: Unknown option '--extra-packages'
 [2012-07-17 10:53:22 - MyActivity_30jan] Android Asset Packaging Tool
 [2012-07-17 10:53:22 - MyActivity_30jan] Usage:
 [2012-07-17 10:53:22 - MyActivity_30jan]  aapt l[ist] [-v] [-a] file.        {
 ....
 ....
 ......
 ...........
</code></pre>
