title: Install GWT Designer plug-in in Eclipse Indigo from JAR
body: <p>I got the following error while trying to install GWT Designer via Eclipse Indigo -> Install new software</p>
  
  <p>Progress was made upto 37% and then it terminatedw with the following error:</p>
  
  <pre><code>An error occurred while collecting items to be installed
  session context was:(profile=epp.package.jee, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).
  Unable to read repository at http://dl.google.com/eclipse/inst/d2gwt/latest/3.7/plugins/com.google.gdt.eclipse.designer.doc.user_2.4.2.r37x201110181249.jar.
  Read timed out
  Unable to read repository at http://dl.google.com/eclipse/inst/d2gwt/latest/3.7/plugins/org.eclipse.wb.doc.user_1.2.0.r37x201109270322.jar.
  </code></pre>
  
  <p>GWT , GAE SDKs and plugins have been successfully installed though. ( and is running too)</p>
  
  <p>I downloaded the JAR file from : </p>
  
  <p><a href="http://dl.google.com/eclipse/inst/d2gwt/latest/3.7/plugins/com.google.gdt.eclipse.designer.doc.user_2.4.2.r37x201110181249.jar" rel="nofollow">http://dl.google.com/eclipse/inst/d2gwt/latest/3.7/plugins/com.google.gdt.eclipse.designer.doc.user_2.4.2.r37x201110181249.jar</a></p>
  
  <p>Now Where do I add this extension?</p>