IBM Support

PH71603: UMS STARTUP CRASH: NULL CHARSET PASSED TO INPUTSTREAMREADER DURING Z/OSMF VALIDATION

A fix is available

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APAR status

  • Closed as program error.

Error description

  • UMS startup crash: null charset passed to InputStreamReader
    during z/OSMF validation. After z/OS APAR PH66874, z/OSMF no
    longer includes a Content-Type header in certain responses,
    triggering this latent bug.
    
    Exception in thread "main" java.lang.NullPointerException:
    charsetName
    at java.io.InputStreamReader.<init>
    (InputStreamReader.java:120)
    at com.rocketsoft.webservices.rest.client.WebServiceCallRespons
    e.getContentAsString(SourceFile:231)
    at com.rocketsoft.newton.utilities.ServiceInitializationWaiter.
    attemptServiceInitialization(SourceFile:91)
    at com.rocketsoft.newton.utilities.ServiceInitializationWaiter.
    attemptServiceInitialization(SourceFile:58)
    at com.rocketsoft.newton.utilities.ServiceInitializationWaiter.
    attemptZosmfServiceInitialization(SourceFile:263)
    at com.rocketsoft.newton.utilities.NewtonConfigurationValidator
    Test.validate(SourceFile:109)
    at com.rocketsoft.newton.utilities.NewtonConfigurationValidator
    .validateAll(SourceFile:112)
    at com.rocketsoft.newton.utilities.NewtonConfigurationValidator
    .validateAll(SourceFile:91)
    at
    com.rocketsoft.newton.server.NewtonServer.main(SourceFile:301)
    

Local fix

  • setting validateAtStart to false in ZWEYAML
       components:
         izp:
           server:
             validation:
               validateAtStart: false
    

Problem summary

  • ****************************************************************
    * PROBLEM DESCRIPTION: UMS startup crash: null charset passed  *
    *                      to InputStreamReader during z/OSMF      *
    *                      validation                              *
    ****************************************************************
     UMS startup crash: null charset passed to InputStreamReader
    during z/OSMF validation. After z/OS APAR PH66874, z/OSMF
    no longer includes a Content-Type header in certain responses,
    triggering this latent bug.
    

Problem conclusion

  • Apply the PTF provided by this APAR.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH71603

  • Reported component name

    UNIFIED MGMT SV

  • Reported component ID

    5698UM100

  • Reported release

    120

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2026-06-03

  • Closed date

    2026-06-22

  • Last modified date

    2026-07-02

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

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

Modules/Macros

  • IZPGEN00 IZPIPLUG IZPIVP   IZPMIG00 IZPMNFST IZPSERVE IZPUI
    IZPYAML
    

Fix information

  • Fixed component name

    UNIFIED MGMT SV

  • Fixed component ID

    5698UM100

Applicable component levels

  • R120 PSY UO08337

       UP26/06/26 P F606

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.

[{"Business Unit":{"code":"BU011","label":"Systems - zSystems software"},"Product":{"code":"SG19M"},"Platform":[{"code":"PF054","label":"z Systems"}],"Version":"120"}]

Document Information

Modified date:
02 July 2026