Installation of android ADT in myeclipse
<p>I am using Myeclipse 6.0.1. I am trying to configure it for android application development. While trying to install the android ADT I am getting the following error message:</p>

<pre><code>Requested operation cannot be performed because it would invalidate the current configuration. See details for more information.
  Android Development Tools (20.0.3.v201208082019-427395) requires plug-in "org.eclipse.core.runtime (3.6.0)", or later version.
  Android DDMS (20.0.3.v201208082019-427395) requires plug-in 
"org.eclipse.ui (3.6.2)", or later version.
  Android Hierarchy Viewer (20.0.3.v201208082019-427395) requires plug-in 
"org.eclipse.ui (3.6.2)", or later version.
  Android Traceview (20.0.3.v201208082019-427395) requires plug-in 
"org.eclipse.ui (3.6.2)", or later version.
  Android Native Development Tools (20.0.3.v201208082019-427395) requires feature "org.eclipse.cdt".
</code></pre>

<p>I have downloaded the org.eclipse.core.runtime (3.6.0) in zip file and placed it in the eclipse plugin directory. Again tried to do the same thing... but the error message was same.</p>

<p>Please help me to install android ADT in eclipse</p>
