FULL PRODUCT VERSION :
java version "1.7.0_65"
Java(TM) SE Runtime Environment (build 1.7.0_65-b19)
Java HotSpot(TM) 64-Bit Server VM (build 24.65-b04, mixed mode)


ADDITIONAL OS VERSION INFORMATION :
Windows 7 Professional Service Pack 1

A DESCRIPTION OF THE PROBLEM :
For <applet-desc> type JNLP files, Web Start process (jp2launcher) does not terminate after the main window is closed.

REGRESSION. Last worked in version 7u60

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Launch the Java 2D demo as a Web Start application by running

javaws http://docs.oracle.com/javase/tutorial/deployment/deploymentInDepth/examples/dist/depltoolkit_Java2Demo/java2d.jnlp

Close the Java 2D demo window using the X button.

Check that the jp2launcher.exe process is still running.

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
The process terminates
ACTUAL -
The process doesn't terminate

ERROR MESSAGES/STACK TRACES THAT OCCUR :
Java console shows

Plugin2Manager calling stopFailed() because of exception during AppContext.dispose()
Plugin2Manager calling stopFailed() because of displayable window javax.swing.JFrame[frame0,0,0,726x578,hidden,layout=java.awt.BorderLayout,title=Java2D Demo,normal,defaultCloseOperation=HIDE_ON_CLOSE,rootPane=javax.swing.JRootPane[,3,25,720x550,layout=javax.swing.JRootPane$RootLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=16777673,maximumSize=,minimumSize=,preferredSize=],rootPaneCheckingEnabled=true]
Exception in thread "Thread-15" java.lang.NullPointerException
at sun.plugin2.applet.Plugin2Manager.destroyAppContext(Unknown Source)
at sun.plugin2.applet.JNLP2Manager.destroyAppContext(Unknown Source)
at sun.plugin2.applet.Plugin2Manager.cleanupAppContext(Unknown Source)
at sun.plugin2.applet.Plugin2Manager.shutdownAppContext(Unknown Source)
at sun.plugin2.applet.Plugin2Manager.stop(Unknown Source)
at sun.plugin2.applet.viewer.JNLP2Viewer$2$1.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)


REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
Not needed, can be reproduced using sample applet JNLP as above
---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
None known