IV01900: NPE IS THROWN WHEN TRYING TO GET AN ALGORITHM PROVIDED BY A DEFAULT PROVIDER AFTER APPLYING APAR IZ82926

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • Error Message: Customer get an NPE when running a WAS script.
    From the exception trace, it is acutally creating an
    SecureRandom instance.
    .
    Stack Trace: The exception trace will be like following:
    "Caused by: java.lang.NullPointerException
            at
    org.apache.harmony.security.fortress.Services$NormalServices.cre
    ateDefaultProviderInstance(Services.java:295)
            at
    org.apache.harmony.security.fortress.Services$NormalServices.loa
    dAllProviders(Services.java:225)
            at
    org.apache.harmony.security.fortress.Services$NormalServices.acc
    ess$500(Services.java:155)
            at
    org.apache.harmony.security.fortress.Services$NormalServices$2.r
    un(Services.java:214)
            at
    org.apache.harmony.security.fortress.Services$NormalServices$2.r
    un(Services.java:212)
            at
    java.security.AccessController.doPrivileged(AccessController.jav
    a:203)
            at
    org.apache.harmony.security.fortress.Services$NormalServices.get
    ProviderList(Services.java:212)
            at
    org.apache.harmony.security.fortress.Services$NormalServices.acc
    ess$1500(Services.java:155)
            at
    org.apache.harmony.security.fortress.Services.getProvidersList(S
    ervices.java:762)
            at
    java.security.SecureRandom.findService(SecureRandom.java:135)
            at
    java.security.SecureRandom.<init>(SecureRandom.java:101)
    ..."
    .
    

Local fix

Problem summary

  • The root cause of this issue is that the provider who provides
    this requested algorithm is not on the classpath.
    Our code should handle this scenario instead of throwing an NPE.
    

Problem conclusion

  • This defect will be fixed in:
    6.0.1 SR1
    6.0.0 SR10
    .
    The code has been updated to handle this scenario.
    But this fix just handle this exception, customer should make
    sure the environment variable is correct.
    For this issue, $JAVA_EXT_DIRS is empty.
    .
    To obtain the fix:
    Install build 20110408 or later
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV01900

  • Reported component name

    JAVA CLASS LIBS

  • Reported component ID

    620700130

  • Reported release

    600

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2011-06-16

  • Closed date

    2011-06-16

  • Last modified date

    2012-02-20

  • 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

    JAVA CLASS LIBS

  • Fixed component ID

    620700130

Applicable component levels

  • R600 PSY

       UP



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Document information


More support for:

Runtimes for Java Technology
Java Class Libraries

Software version:

6.0

Reference #:

IV01900

Modified date:

2012-02-20

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