IBM Support

PI86414: 400 IS THROWN WHEN ESI IS ENABLED BUT THE RESPONSE FROM THE APP SERVER DOES NOT INDICATE ESI CACHING AND CLIENT DISCONNECTS.

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APAR status

  • Closed as program error.

Error description

  • 400 is thrown when ESI is enabled but the response from the app
    server does not indicate ESI caching and client disconnects.
    

Local fix

  • Set a custom property: ESIOldByPass=true or disable ESI
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  IBM WebSphere Application Server web        *
    *                  server plugin users                         *
    ****************************************************************
    * PROBLEM DESCRIPTION: A 400 error response can be logged      *
    *                      when plugin ESI caching is enabled      *
    *                      and the client terminates during        *
    *                      response processing.                    *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    When plugin ESI caching is enabled and the response does
    not caching, if the client disconnects a 400 response code
    will be reported in the web server access.log
    

Problem conclusion

  • Code has been corrected to indicate the actual response code
    when the client disconnects under these conditions.
    
    The fix for this APAR is currently targeted for inclusion in
    fix pack 7.0.0.47, 8.0.0.15, 8.5.5.13 and 9.0.0.6.  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

    PI86414

  • Reported component name

    WEBSPHERE APP S

  • Reported component ID

    5724J0800

  • Reported release

    850

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2017-08-25

  • Closed date

    2017-08-30

  • Last modified date

    2017-08-30

  • 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

    WEBSPHERE APP S

  • Fixed component ID

    5724J0800

Applicable component levels

  • R700 PSY

       UP

  • R800 PSY

       UP

  • 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:
18 October 2021