Testsuite name: Applet Compatibility
JDK/JRE tested:8b104(jre-8-ea-solaris-sparc.tar.gz)
OS/architecture: Solaris 10 sun4u
Reproducible: Always
Reproducible on machine: egtc-machine

case name:
set3/ericharshbarger_Flashcard

#expected results:
The applet should be loaded successfully without exception.

#Actual behavior:
The applet can be loaded and played ,but when we click on 'Applet' and 'Flash Card' ,it throws java.lang.IllegalArgumentException in java console.refer to richarshbarger_Flashcard.txt.

#Exceptions:

Exception in thread "AWT-EventQueue-2" java.lang.IllegalArgumentException: null source
at java.util.EventObject.<init>(EventObject.java:56)
at java.awt.AWTEvent.<init>(AWTEvent.java:337)
at java.awt.event.InvocationEvent.<init>(InvocationEvent.java:224)
at java.awt.event.InvocationEvent.<init>(InvocationEvent.java:188)
at java.awt.event.InvocationEvent.<init>(InvocationEvent.java:150)
at sun.awt.X11.XBaseMenuWindow.dispose(XBaseMenuWindow.java:907)
at java.awt.MenuComponent.removeNotify(MenuComponent.java:310)
at java.awt.Menu.removeNotify(Menu.java:198)
at java.awt.Component.removeNotify(Component.java:6999)
at java.awt.Container.removeNotify(Container.java:2816)
at java.awt.Container.removeAll(Container.java:1290)
at sun.plugin2.main.client.PluginEmbeddedFrame.removeAll(Unknown Source)
at com.sun.deploy.uitoolkit.impl.awt.AWTAppletAdapter.doClearParentContainer(Unknown Source)
at com.sun.deploy.uitoolkit.impl.awt.AWTAppletAdapter.access$100(Unknown Source)
at com.sun.deploy.uitoolkit.impl.awt.AWTAppletAdapter$9.run(Unknown Source)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:741)
at java.awt.EventQueue.access$400(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:694)
at java.awt.EventQueue$3.run(EventQueue.java:691)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.awt.EventQueue$4.run(EventQueue.java:716)
at java.awt.EventQueue$4.run(EventQueue.java:714)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:713)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:220)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:135)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:123)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:119)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:111)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:97)