JDK version : jdk1.2beta4 build F
OS : Solaris 2.5.1
locale : zh_TW

to reproduce
- java myApp
- the following is thrown

java CheckChoice
Exception in thread "main" java.lang.ExceptionInInitializerError: java.lang.NullPointerException
        at java.security.AccessControlContext.combineWithPrivilegedContext(Compiled Code)
        at java.security.AccessControlContext.optimize(Compiled Code)
        at java.security.AccessController.getContext(Compiled Code)
        at java.net.URLClassLoader.<init>(Compiled Code)
        at sun.misc.Launcher$ExtClassLoader.<init>(Compiled Code)
        at sun.misc.Launcher$ExtClassLoader.getExtClassLoader(Compiled Code)
        at sun.misc.Launcher.<init>(Compiled Code)
        at sun.misc.Launcher.<clinit>(Launcher.java:45)
        at java.lang.ClassLoader.getBaseClassLoader(Compiled Code)




here is the dump I got without JIT compiler

java -Djava.compiler=none CheckChoice
Warning: JIT compiler "none" not found. Will use interpreter.
SIGBUS 10* bus error
    si_signo [10]: SIGBUS 10* bus error
    si_errno [0]: Error 0
    si_code [1]: BUS_ADRALN [addr: 0x730079]

        stackpointer=EFFFDC0C

Full thread dump:
    "Finalizer" (TID:0xebc983f8, sys_thread_t:0x74078, state:CW) prio=8
        at java.lang.Object.wait(Native Method)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:113)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:128)
        at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:128)
    "Reference Handler" (TID:0xebc981e8, sys_thread_t:0x6fbe8, state:CW) prio=10
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:303)
        at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:209)
    "Signal dispatcher" (TID:0xebc98218, sys_thread_t:0x68b88, state:CW) prio=10
    "main" (TID:0xebc98008, sys_thread_t:0x25860, state:R) prio=5 *current thread*
        at java.security.AccessControlContext.combineWithPrivilegedContext(AccessControlContext.java:291)
        at java.security.AccessControlContext.optimize(AccessControlContext.java:315)
        at java.security.AccessController.getContext(AccessController.java:246)
        at java.net.URLClassLoader.<init>(URLClassLoader.java:77)
        at sun.misc.Launcher$ExtClassLoader.<init>(Launcher.java:168)
        at sun.misc.Launcher$ExtClassLoader.getExtClassLoader(Launcher.java:150)
        at sun.misc.Launcher.<init>(Launcher.java:62)
        at sun.misc.Launcher.<clinit>(Launcher.java:45)
        at java.lang.ClassLoader.getBaseClassLoader(ClassLoader.java:696)
Monitor Cache Dump:
Registered Monitor Dump:
    utf8 hash table: <unowned>
    JNI pinning lock: <unowned>
    JNI global reference lock: <unowned>
    BinClass lock: <unowned>
    Class linking lock: <unowned>
    System class loader lock: <unowned>
    Code rewrite lock: <unowned>
    Heap lock: <unowned>
    Dynamic loading lock: <unowned>
    Monitor IO lock: <unowned>
    User signal monitor: <unowned>
        Waiting to be notified:
            "Signal dispatcher" (0x68b88)
    Child death monitor: <unowned>
    I/O monitor: <unowned>
    Alarm monitor: <unowned>
        Waiting to be notified:
        Internal clock thread (ef7abca4)
    Thread queue lock: <unowned>
    Monitor registry: owner "main" (0x25860, 1 entry)
Segmentation Fault

cindy.jao@eng 1998-05-15