title: Issue launching project with VisualVM eclipse plugin
body: <p>An internal error occurred during: "Launching ModificationToolkit".</p>
  
  <pre><code>java.lang.NullPointerException
      at org.eclipse.jdt.launching.JavaLaunchDelegate.launch(JavaLaunchDelegate.java:101)
      at org.eclipse.visualvm.launcher.java.VisualVMJavaDelegate.launch(VisualVMJavaDelegate.java:44)
      at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:858)
      at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:707)
      at org.eclipse.debug.internal.ui.DebugUIPlugin.buildAndLaunch(DebugUIPlugin.java:1018)
      at org.eclipse.debug.internal.ui.DebugUIPlugin$8.run(DebugUIPlugin.java:1222)
      at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53)
  </code></pre>
  
  <p>I've seen this on the Internet a bit, but there doesn't seem to be a resolution for it. My project launches fine without using this plugin, and this issue <strong>also</strong> affects my other projects (if I attempt to launch using VisualVM).</p>
  
  <p>Using this version of VisualVM - <a href="http://visualvm.java.net/eclipse-launcher.html" rel="noreferrer">http://visualvm.java.net/eclipse-launcher.html</a></p>