Security Exception(Sealing Violation) in package com.sun.java.swing

FULL PRODUCT VERSION :


A DESCRIPTION OF THE PROBLEM :
Below exception is thrown while launching CD application using JRE 9. This issue occurs only with JRE 9 and it works fine for other lower JRE version(6, 7, 8). com.sun.java.swing package is sealed. Kindly let us know the root cause and whether sealing can be removed for this package. Please find the exception stack trace in 'Error Message(s)/Crash Logs' filed.



REGRESSION. Last worked in version 9


ERROR MESSAGES/STACK TRACES THAT OCCUR :
basic: exception: sealing violation: package com.sun.java.swing is sealed.
java.lang.SecurityException: sealing violation: package com.sun.java.swing is sealed
at com.sun.deploy.security.DeployURLClassLoader.getAndVerifyPackage(jdk.deploy@9-ea/DeployURLClassLoader.java:319)
at com.sun.deploy.security.DeployURLClassLoader.definePackageInternal(jdk.deploy@9-ea/DeployURLClassLoader.java:339)
at com.sun.deploy.security.DeployURLClassLoader.defineClass(jdk.deploy@9-ea/DeployURLClassLoader.java:371)
at sun.plugin2.applet.Plugin2ClassLoader.access$000(jdk.plugin@9-ea/Plugin2ClassLoader.java:65)
at sun.plugin2.applet.Plugin2ClassLoader$2.run(jdk.plugin@9-ea/Plugin2ClassLoader.java:938)
at sun.plugin2.applet.Plugin2ClassLoader$2.run(jdk.plugin@9-ea/Plugin2ClassLoader.java:905)
at java.security.AccessController.doPrivileged(java.base@9-ea/Native Method)

REPRODUCIBILITY :
This bug can be reproduced always.