IV29798: NULLPOINTEREXCEPTION RUNNING JDMPVIEW X/J COMMAND WITH PHD HEAPD UMP

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • Error Message: N/A
    .
    Stack Trace: java.lang.NullPointerException
            at
    com.ibm.jvm.dtfjview.commands.helpers.Utils.getStringVal(Utils.j
    ava:620)
            at
    com.ibm.jvm.dtfjview.commands.helpers.Utils.getVal(Utils.java:56
    9)
            at
    com.ibm.jvm.dtfjview.commands.helpers.Utils.getVal(Utils.java:44
    7)
            at
    com.ibm.jvm.dtfjview.commands.helpers.ClassOutput.printFields(Cl
    assOutput.java:229)
            at
    com.ibm.jvm.dtfjview.commands.xcommands.XJCommand.printObjectsFr
    omName(XJCommand.java:187)
            at
    com.ibm.jvm.dtfjview.commands.xcommands.XJCommand.printObjects(X
    JCommand.java:109)
            at
    com.ibm.jvm.dtfjview.commands.xcommands.XJCommand.printHeapObjec
    ts(XJCommand.java:98)
            at
    com.ibm.jvm.dtfjview.commands.xcommands.XJCommand.doCommand(XJCo
    mmand.java:77)
            at
    com.ibm.jvm.dtfjview.commands.xcommands.XCommand.run(XCommand.ja
    va:59)
            at
    com.ibm.java.diagnostics.utils.Context.tryCommand(Context.java:1
    25)
            at
    com.ibm.java.diagnostics.utils.Context.execute(Context.java:84)
            at
    com.ibm.jvm.dtfjview.CombinedContext.execute(CombinedContext.jav
    a:119)
            at
    com.ibm.jvm.dtfjview.Session.execute(Session.java:760)
            at
    com.ibm.jvm.dtfjview.Session.runInteractive(Session.java:711)
            at com.ibm.jvm.dtfjview.Session.run(Session.java:639)
            at
    com.ibm.jvm.dtfjview.DTFJView.launch(DTFJView.java:40)
            at com.ibm.jvm.dtfjview.DTFJView.main(DTFJView.java:34)
    .
    

Local fix

Problem summary

  • Problem is caused when the sdk/bin/jdmpview tool reads a PHD
    heapdump
    

Problem conclusion

  • This defect will be fixed in:
    7.0.0 SR3
    6.0.1 SR4
    .
    The jdmpview tool has been updated to read PHD heapdumps
    correctly.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV29798

  • Reported component name

    J9 COMMON CODE

  • Reported component ID

    620700127

  • Reported release

    260

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-10-09

  • Closed date

    2012-10-09

  • Last modified date

    2012-10-09

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    J9 COMMON CODE

  • Fixed component ID

    620700127

Applicable component levels

  • R260 PSY

       UP



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Document information


More support for:

Runtimes for Java Technology
Virtual Machine

Software version:

260

Reference #:

IV29798

Modified date:

2012-10-09

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