FULL PRODUCT VERSION :
Using JRE version 1.8.0_45-b14 Java HotSpot(TM) 64-Bit Server VM

ADDITIONAL OS VERSION INFORMATION :
Server OS AIX 6.1 6100-09
Client Windows 8

EXTRA RELEVANT SYSTEM CONFIGURATION :
RMI Server JVM
java version "1.6.0"
Java(TM) SE Runtime Environment (build pap3260sr16fp1-20140706_01(SR16 FP1))
IBM J9 VM (build 2.4, JRE 1.6.0 IBM J9 2.4 AIX ppc-32 jvmap3260sr16-20140626_204542 (JIT enabled, AOT enabled)
J9VM - 20140626_204542
JIT - r9_20130920_46510ifx7
GC - GA24_Java6_SR16_20140626_1848_B204542)
JCL - 20140704_01

Client JVM
Using JRE version 1.8.0_45-b14 Java HotSpot(TM) 64-Bit Server VM

Java Web Start 11.45.2.14




A DESCRIPTION OF THE PROBLEM :
NUllpointer exception seldom (daily) appear on webstart java console causing some UI (Swing) issues.
28/11 10:57:49.012 java.lang.NullPointerException
at com.sun.deploy.security.CPCallbackHandler.isAuthenticated(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at com.sun.jnlp.JNLPClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at c2.prm.ReadResult.readExternal(ReadResult.java:56)
at java.io.ObjectInputStream.readExternalData(Unknown Source)
at sun.rmi.server.UnicastRef.unmarshalValue(Unknown Source)
at c2.server.Server_Stub.read(Unknown Source)
at c2.prm.DefaultServerImpl.read(DefaultServerImpl.java:134)
at c2.prm.PrmFunc.readIData(PrmFunc.java:302)
at c2.prm.PrmFunc.readIData(PrmFunc.java:272)


and

29/11 17:31:24.944
java.lang.NullPointerException
at com.sun.deploy.security.CPCallbackHandler.isAuthenticated(Unknown Source)
at com.sun.deploy.security.CPCallbackHandler.access$1600(Unknown Source)
at com.sun.deploy.security.CPCallbackHandler$ChildElement.checkResource(Unknown Source)
at com.sun.deploy.security.DeployURLClassPath$JarLoader.checkResource(Unknown Source)
at com.sun.deploy.security.DeployURLClassPath$JarLoader.getResource(Unknown Source)
at com.sun.deploy.security.DeployURLClassPath.getResource(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at com.sun.jnlp.JNLPClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.Class.getDeclaredFields0(Native Method)
at java.lang.Class.privateGetDeclaredFields(Unknown Source)
at java.lang.Class.getDeclaredFields(Unknown Source)
at java.io.ObjectStreamClass.getDefaultSerialFields(Unknown Source)
at java.io.ObjectStreamClass.getSerialFields(Unknown Source)
at java.io.ObjectStreamClass.access$800(Unknown Source)
at java.io.ObjectStreamClass$2.run(Unknown Source)
at java.io.ObjectStreamClass$2.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.io.ObjectStreamClass.<init>(Unknown Source)
at java.io.ObjectStreamClass.lookup(Unknown Source)
at java.io.ObjectStreamClass.initNonProxy(Unknown Source)
at java.io.ObjectInputStream.readNonProxyDesc(Unknown Source)
at java.io.ObjectInputStream.readClassDesc(Unknown Source)
at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
at java.io.ObjectInputStream.readObject0(Unknown Source)
at java.io.ObjectInputStream.readObject(Unknown Source)
at c2.util.Serialize.readObject(Serialize.java:148)
at c2.util.Serialize.readObject(Serialize.java:138)



REGRESSION. Last worked in version 8u92

ADDITIONAL REGRESSION INFORMATION:
Using JRE version 1.8.0_45-b14 Java HotSpot(TM) 64-Bit Server VM

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Access RMI application fails to marshal the results from the client jvm

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Access RMI application to marshal return object
ACTUAL -
Access RMI application fails to marshal the results from the client jvm
NullPointerException

ERROR MESSAGES/STACK TRACES THAT OCCUR :
28/11 10:57:49.012 java.lang.NullPointerException
at com.sun.deploy.security.CPCallbackHandler.isAuthenticated(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at com.sun.jnlp.JNLPClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at c2.prm.ReadResult.readExternal(ReadResult.java:56)
at java.io.ObjectInputStream.readExternalData(Unknown Source)
at sun.rmi.server.UnicastRef.unmarshalValue(Unknown Source)
at c2.server.Server_Stub.read(Unknown Source)
at c2.prm.DefaultServerImpl.read(DefaultServerImpl.java:134)
at c2.prm.PrmFunc.readIData(PrmFunc.java:302)
at c2.prm.PrmFunc.readIData(PrmFunc.java:272)


and

29/11 17:31:24.944
java.lang.NullPointerException
at com.sun.deploy.security.CPCallbackHandler.isAuthenticated(Unknown Source)
at com.sun.deploy.security.CPCallbackHandler.access$1600(Unknown Source)
at com.sun.deploy.security.CPCallbackHandler$ChildElement.checkResource(Unknown Source)
at com.sun.deploy.security.DeployURLClassPath$JarLoader.checkResource(Unknown Source)
at com.sun.deploy.security.DeployURLClassPath$JarLoader.getResource(Unknown Source)
at com.sun.deploy.security.DeployURLClassPath.getResource(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at com.sun.jnlp.JNLPClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.Class.getDeclaredFields0(Native Method)
at java.lang.Class.privateGetDeclaredFields(Unknown Source)
at java.lang.Class.getDeclaredFields(Unknown Source)
at java.io.ObjectStreamClass.getDefaultSerialFields(Unknown Source)
at java.io.ObjectStreamClass.getSerialFields(Unknown Source)
at java.io.ObjectStreamClass.access$800(Unknown Source)
at java.io.ObjectStreamClass$2.run(Unknown Source)
at java.io.ObjectStreamClass$2.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.io.ObjectStreamClass.<init>(Unknown Source)
at java.io.ObjectStreamClass.lookup(Unknown Source)
at java.io.ObjectStreamClass.initNonProxy(Unknown Source)
at java.io.ObjectInputStream.readNonProxyDesc(Unknown Source)
at java.io.ObjectInputStream.readClassDesc(Unknown Source)
at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
at java.io.ObjectInputStream.readObject0(Unknown Source)
at java.io.ObjectInputStream.readObject(Unknown Source)
at c2.util.Serialize.readObject(Serialize.java:148)
at c2.util.Serialize.readObject(Serialize.java:138)


REPRODUCIBILITY :
This bug can be reproduced often.

SUPPORT :
YES