Error Message Displayed after closing Java ControlPanel after creating Short Cut

Build Mustang b55
Location /net/koori/onestop/jdk/1.6.0/latest/bundles
OS Linux RHEL4.0

Steps to Reproduce:
1. Install Mustang b55
2. Launch any java webstart application from http://java.sun.com/products/javawebstart/demos.html
3. Bring up Java ControlPanel and select View button.
4. In Java Cache Viewer select an Application and Create Shortcut
5.Close Java Cache Viewer and Java ControlPanel.

the following message appears on the terminal

An unexpected error has been detected by HotSpot Virtual Machine:
#
# SIGSEGV (0xb) at pc=0x00001e62, pid=28388, tid=3051248560
#
# Java VM: Java HotSpot(TM) Client VM (1.6.0-ea-b55 mixed mode, sharing)
# Problematic frame:
# C 0x00001e62
#
# An error report file with more information is saved as hs_err_pid28388.log
#
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp
#
./ControlPanel: line 135: 28388 Aborted ${java_home}/java -Djavaplugin.user.profile=${USER_JPI_PROFILE} -Xbootclasspath/a:${java_home}/../lib/deploy.jar ${_JAVA_VM_OPTIONS} com.sun.deploy.panel.ControlPanel