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PH04187: ISSUE WITH THE WINDOWS 125X SUPPORT IN XLXP DURING CONVERSION OF BYTES TO UTF-8.

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APAR status

  • Closed as program error.

Error description

  • An issue was foudn with the Windows 125x support in XLXP during
    conversion of bytes to UTF-8.
    
    XML team has updated the prerequisite xlxp2 binaries  in
    ph03006, this APAR was requested for the web services
    component, so that we can include this fix in WAS future
    fixpacks
    

Local fix

  • N/A
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  IBM WebSphere Application Server users of   *
    *                  Web Services JAX-WS feature.                *
    ****************************************************************
    * PROBLEM DESCRIPTION: Usage of Windows125x encoding with      *
    *                      XLXP  can lead to OutOfmemory           *
    *                      Exception or a thread hang              *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    Internally Windows125x encoding is converted into UTF-8 bytes
    for processing. During this step certain combination of
    characters could cause the parser to hang or to cause
    OutofMemory error allocating many buffers.
    

Problem conclusion

  • A new system property has been added to enable Java SDK
    platform encoding instead of XLXP internal encoding support.
    com.ibm.xml.xlxp2.api.util.encoding.usePlatformEncodingSupport
    The default value of the propety is false.
    
    The fix for this APAR is currently targeted for inclusion in
    fix pack 8.5.5.15 and 9.0.0.11  Please refer to the Recommended
    Updates
    page for delivery information:
    http://www.ibm.com/support/docview.wss?rs=180&uid=swg27004980
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH04187

  • Reported component name

    WEBS APP SERV N

  • Reported component ID

    5724H8800

  • Reported release

    850

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-10-17

  • Closed date

    2019-02-28

  • Last modified date

    2019-02-28

  • 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

    WEBS APP SERV N

  • Fixed component ID

    5724H8800

Applicable component levels

  • R850 PSY

       UP

  • R900 PSY

       UP

[{"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"850","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
15 October 2021