java.lang.Exception: JNLP2Viewer.appletSSVValidation
at sun.plugin2.applet.viewer.JNLP2Viewer$1$3.appletSSVValidation(Unknown Source)
at sun.plugin2.applet.Plugin2Manager.fireAppletSSVValidation(Unknown Source)
at sun.plugin2.applet.Plugin2Manager.createAppletAdapter(Unknown Source)
at sun.plugin2.applet.Plugin2Manager.access$600(Unknown Source)
at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
basic: Applet loaded.
java.lang.Exception: AppletLifecycle interrupted
at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Using jdk7-client bundles JNLP based applet fails to launch from desktop shortcuts or when incoked directly using javaws. Following exception is getting thrown against these scenarios
Exception: java.lang.Exception: AppletLifecycle interrupted
Ignored exception: java.lang.Exception: AppletLifecycle interrupted
Exception in thread "thread applet-SimpleJNLPTest-1" java.lang.NullPointerException
at sun.awt.SunToolkit.postEvent(Unknown Source)
at com.sun.deploy.util.DeployAWTUtil.invokeAndWait(Unknown Source)
at com.sun.deploy.uitoolkit.impl.awt.AWTAppletAdapter.runOnEDT(Unknown Source)
at com.sun.deploy.uitoolkit.impl.awt.AWTAppletAdapter.switchToApplet(Unknown Source)
at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

Steps to reproduce:
1) Install JDK7-client bundle
2) Try to load following applet inside the browser
http://sqeweb.sfbay.sun.com/deployment2/jitu/latest_ws_test/6/deployment/src/plugin/JNLPSupport/JNLPSupport/html/SimpleJNLPTest.html
3) Drag-applet out of the browser (ALT+left mouse button)and relaod the browser page
4) There should be security pop-up asking for shortcut creation
    - Allow to create shortcut
5) Close browser
6) now try to launch applet from the desktop shortcut
or
try to lauch jnlp applet directly as following
javaws http://sqeweb.sfbay.sun.com/deployment2/jitu/latest_ws_test/6/deployment/src/plugin/JNLPSupport/JNLPSupport/jnlp/SimpleJNLPTest.jnlp

if applet fails to load by throwing above mentioend exception then bug is reproduced