IBM Support

IT27398: DUPLICATE ENTRIES IN JAVA CLASSPATH

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APAR status

  • Closed as program error.

Error description

  • Java CLASSPATH may contain duplicate entries and have wrong
    order in IIB V10 and ACE V11. Typically the CLASSPATH will start
    with MQ
    jars com.ibm.mqjms.jar and connector.jar. The com.ibm.mqjms.jar
    and /usr/mqm/java/lib/com.ibm.mq.jar will appear in
    the CLASSPATH twice.
    
    Duplicate entries in the CLASSPATH can lead to a wide range of
    JVM errors, such as NoClassDefFoundError, Stack Overflow and
    OOM.
    

Local fix

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    All users of IIB V10 and ACE V11 having IBM MQ installed on
    their system
    
    
    Platforms affected:
    MultiPlatform
    
    ****************************************************************
    PROBLEM DESCRIPTION:
    The java CLASSPATH may contain duplicate entries and have the
    wrong order in IIB V10 and ACE V11. Typically the CLASSPATH will
    start with the IBM MQ jars com.ibm.mqjms.jar and connector.jar.
    The com.ibm.mqjms.jar and /usr/mqm/java/lib/com.ibm.mq.jar will
    appear in the CLASSPATH twice.
    
    Duplicate entries in the CLASSPATH can lead to a wide range of
    JVM exceptions, such as NoClassDefFoundError, Stack Overflow and
    OutOfMemoryError.
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    IT27398

  • Reported component name

    INTEGRATION BUS

  • Reported component ID

    5724J0540

  • Reported release

    A00

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-12-28

  • Closed date

    2019-04-17

  • Last modified date

    2019-04-17

  • 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

    INTEGRATION BUS

  • Fixed component ID

    5724J0540

Applicable component levels

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSNQK6","label":"IBM Integration Bus"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"10.0","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
17 April 2019