J2SE Version (please include all output from java -version flag):
 8u5 b12


Does this problem occur on J2SE 7ux? Yes / No (pick one)
 No, no NPE exception throws on 8u5 b10

Bug Description:
   a null pointer exception when using a browse file dialog.

   Attached is the full console and a snippet of the code that generates the logs below.

 if we select any browse button operation(Selecting the File for encrypting or signing) from any link of classic or Toolkit API.
Snap shot and console log attached for reference.

Exception :

[EntrustTruePassApplet.8.1.0.185155] [Mar 18 2014 08:02:32 EDT] [Thread-72] [DEBUG] [ShowFileDialogOperation][execute] Enter
[EntrustTruePassApplet.8.1.0.185155] [Mar 18 2014 08:02:32 EDT] [AWT-EventQueue-6] [DEBUG] [ShowFileDialogOperation][run] Enter
java.lang.NullPointerException
                at sun.awt.windows.WWindowPeer.getActiveWindowHandles(Unknown Source)
                at sun.awt.windows.WToolkit.eventLoop(Native Method)
                at sun.awt.windows.WToolkit.run(Unknown Source)

[EntrustTruePassApplet.8.1.0.185155] [Mar 18 2014 08:02:40 EDT] [AWT-EventQueue-6] [DEBUG] [ShowFileDialogOperation][run] file selected
[EntrustTruePassApplet.8.1.0.185155] [Mar 18 2014 08:02:40 EDT] [AWT-EventQueue-6] [DEBUG] [ShowFileDialogOperation][run] disposed
[EntrustTruePassApplet.8.1.0.185155] [Mar 18 2014 08:02:40 EDT] [AWT-EventQueue-6] [DEBUG] [ShowFileDialogOperation][run] dir[C:\Users\Administrator\Desktop\anesh.txt\]
[EntrustTruePassApplet.8.1.0.185155] [Mar 18 2014 08:02:40 EDT] [AWT-EventQueue-6] [DEBUG] [ShowFileDialogOperation][run] file[a.txt]
[EntrustTruePassApplet.8.1.0.185155] [Mar 18 2014 08:02:40 EDT] [AWT-EventQueue-6] [DEBUG] [ShowFileDialogOperation][run] Exit

 <screenshot image.png>