IBM Support

PH12304: READING AN MQ QUEUE WITH BROWSE NOT RESET MAY RESULT IN LOOP

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APAR status

  • Closed as program error.

Error description

  • If the MQInput node has the 'Browse Only' option selected with
    the 'Reset browse timeout (ms)' set to -1 (browse is not reset),
    then it may be possible to end up in a loop browsing the
    specified queue if a message is received whose size triggers a
    buffer resize.
    

Local fix

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    All users of IBM Integration Bus V10 and IBM App Connect
    Enterprise V11 browsing messages from an MQ input queue.
    
    
    Platforms affected:
    z/OS, MultiPlatform
    
    ****************************************************************
    PROBLEM DESCRIPTION:
    If the MQInput node has the 'Browse Only' option selected with
    the 'Reset browse timeout (ms)' set to -1 (browse is not reset),
    then it may be possible to end up in a endless loop browsing the
    specified queue if a message is received with a size that
    triggers a buffer resize.
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    PH12304

  • Reported component name

    IIB Z/OS

  • Reported component ID

    5655AB100

  • Reported release

    A00

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2019-05-21

  • Closed date

    2019-09-30

  • Last modified date

    2019-09-30

  • 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

    IIB Z/OS

  • Fixed component ID

    5655AB100

Applicable component levels

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSNQH8","label":"IBM Integration Bus for z\/OS"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"10.0","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG19M","label":"APARs - z\/OS environment"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"10.0","Edition":"","Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
30 September 2019