IBM Support

PH68369: LOOPING AND ONCODE=451 WHEN ADDING A COLUMN TO A TABLE WITH PENDING DROP COLUMN

A fix is available

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APAR status

  • Closed as program error.

Error description

  • ONCODE=451 occurs when analyzing a change to add a column to a
    table, for which a pending definition change to drop the last
    column exists.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Db2 Administration Tool for z/OS    *
    *                 and Db2 Object Comparison Tool for z/OS      *
    ****************************************************************
    * PROBLEM DESCRIPTION: ONCODE=451 occurred when analyzing a    *
    *                      change for a table that has a pending   *
    *                      definition change to drop a column.     *
    ****************************************************************
    When analyzing a change that appends a column to a table and
    that table has a pending definition change to drop the last
    column, the analyze job fails with RC=12, ONCODE=451.
    
    Keywords: ONCODE451 LOOP
    

Problem conclusion

  • The problem has been resolved.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH68369

  • Reported component name

    DB2 ADMIN TOOL

  • Reported component ID

    568851500

  • Reported release

    D10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2025-10-01

  • Closed date

    2025-10-27

  • Last modified date

    2025-11-03

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

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

    UO05565

Modules/Macros

  • ADB2CM1  ADB2CM2  ADB2CM3  ADB2CME  ADB2CMF  ADB2CMO  ADB2CMP
    ADB2CMR  ADB2CMS  ADB2CMT  ADB2CMU
    

Fix information

  • Fixed component name

    DB2 ADMIN TOOL

  • Fixed component ID

    568851500

Applicable component levels

  • RD10 PSY UO05565

       UP25/10/30 P F510

Fix is available

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Document Information

Modified date:
03 November 2025