IBM Support

IT12399: Host name displayed as invalid or blank character in the MQ error log

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Instead of displaying the host name, seemingly random
    characters, including those outside of the expected alphabetical
    range may be
    written to the MQ error logs.  The following is an example of
    this behavior:
    
    AMQ9791: The client application did not supply a user ID and
    password
    
    EXPLANATION:
    The client application 'client.application' running on host
    '&~;AA¢(¢V|?' did not supply a user ID and password.
    

Local fix

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    Users of MQV8 using CHCKCLNT on CHLAUTH/CONNAUTH may encounter
    this issue.
    
    
    Platforms affected:
    MultiPlatform
    
    ****************************************************************
    PROBLEM DESCRIPTION:
    In some paths of execution, the correct host name string was not
    copied into buffer representing the MQ message before the buffer
    was written to the log.
    

Problem conclusion

  • The MQ queue manager logic has been updated to address this
    issue.
    
    ---------------------------------------------------------------
    The fix is targeted for delivery in the following PTFs:
    
    Version    Maintenance Level
    v8.0       8.0.0.6
    v9.0 CD    9.0.1
    v9.0 LTS   9.0.0.1
    
    The latest available maintenance can be obtained from
    'WebSphere MQ Recommended Fixes'
    http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006037
    
    If the maintenance level is not yet available information on
    its planned availability can be found in 'WebSphere MQ
    Planned Maintenance Release Dates'
    http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006309
    ---------------------------------------------------------------
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT12399

  • Reported component name

    WMQ BASE MULTIP

  • Reported component ID

    5724H7251

  • Reported release

    800

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2015-11-23

  • Closed date

    2016-05-20

  • Last modified date

    2017-06-01

  • 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

    WMQ BASE MULTIP

  • Fixed component ID

    5724H7251

Applicable component levels

  • R800 PSY

       UP

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Document Information

Modified date:
01 June 2017