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PM81738: ABEND S0C4 DBFMGNR1 FPBP64=Y DEDB 64 BIT BUFFERING SYSTEM, DL/I POS CALL.

A fix is available

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APAR status

  • Closed as program error.

Error description

  • DL/I POS call on 64-bit DEDB buffering system ( FPBP64 = Y )
    gets S0C4 DBFMGNR1 offset c'3BE' PM08746 level on EX instruction
    attempting to set EPCBKFBP because we are accessing segment
    in buffer but are not in 64-bit mode.
    Flow DBFMCLX1 DBFMPOS1 DBFMGRF1DBFMGNR1.
    Need to switch to 64-bit mode around this move.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: IMSFP V12 users with FPBP64=Y and            *
    *                 issuing POS calls.                           *
    ****************************************************************
    * PROBLEM DESCRIPTION: S0C4 RC11 on module DBFMGNR1 received   *
    *                      on an IMS BMP when Fast path is in      *
    *                      64-bit mode, FPBP64=Y.                  *
    ****************************************************************
    * RECOMMENDATION: INSTALL CORRECTIVE SERVICE FOR APAR/PTF      *
    ****************************************************************
    A SAM64 instruction, AMODE 64 is missing around a key move
    instruction for a DL/I POS call, which is what is in flight.
    

Problem conclusion

  • GEN:
    KEYWORDS:
    
    *** END IMS KEYWORDS ***
    **********
    DBFMGNR1 *
    **********
    
    Code has been added to switch to 64-bit mode, AMODE 64,
    before executing a key move for a DL/I POS call.
    

Temporary fix

  • *********
    * HIPER *
    *********
    

Comments

APAR Information

  • APAR number

    PM81738

  • Reported component name

    IMS V12

  • Reported component ID

    5635A0300

  • Reported release

    200

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    YesHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2013-01-30

  • Closed date

    2013-02-08

  • Last modified date

    2013-03-04

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

    PM81631

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

    UK91523

Modules/Macros

  •    DBFMGNR1
    

Fix information

  • Fixed component name

    IMS V12

  • Fixed component ID

    5635A0300

Applicable component levels

  • R200 PSY UK91523

       UP13/02/14 P F302 Ž

Fix is available

  • Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.

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Document Information

Modified date:
14 December 2020