title: eclipse uninstall plugin fail under jrockit
body: <p>I encountered problem uninstalling eclipse plugin using jrockit vm instead of hotspot vm.</p>
  
  <p>It fails with following exception:</p>
  
  <pre><code>An error occurred while installing the items
  session context was:(profile=epp.package.jee, phase=org.eclipse.equinox.internal.p2.engine.phases.Install, operand=null --&gt; [R]org.sonatype.tycho.m2e 0.6.0.201207302152, action=org.eclipse.equinox.internal.p2.touchpoint.eclipse.actions.InstallBundleAction).
  java.net.URISyntaxException: Illegal character in scheme name at index 0: %23c:/Program%20Files/Java/jdk1.6.0_26/bin/javaw.exe
  java.net.URISyntaxException: Illegal character in scheme name at index 0: %23c:/Program%20Files/Java/jdk1.6.0_26/bin/javaw.exe
  </code></pre>
  
  <p>When I change vm back to hotspot this problem disappears.</p>
  
  <pre><code>-vm
  c:/Program Files/Java/jdk1.6.0_26/bin/javaw.exe
  #c:/Program Files/Java/jrockit-jdk1.6.0_33-R28.2.4-4.1.0/bin/javaw.exe
  </code></pre>