IBM Support

PH36731: INTERMITTENT ECLIPSELINK CONCURRENTMODIFICATIONEXCEPTION

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APAR status

  • Closed as program error.

Error description

  • EclipseLink can throw an intermittent
    ConcurrentModificationException:
    
    Caused by:
    java.util.ConcurrentModificationException
    
    at
    java.util.HashMap$HashIterator.nextNode(HashMap.java:1456)
    
    at
    java.util.HashMap$ValueIterator.next(HashMap.java:1485)
    
    at org.
    eclipse.persistence.jpa.PersistenceProvider.isLoadedWithReferenc
    e(PersistenceProvider.java:448)
    
    at javax.persistence.Persistenc
    e$PersistenceUtilImpl.isLoaded(Persistence.java:154)
    
    at org.apa
    che.bval.jsr.resolver.JPATraversableResolver.isReachable(JPATrav
    ersableResolver.java:34)
    
    at org.apache.bval.jsr.resolver.Defaul
    tTraversableResolver.isReachable(DefaultTraversableResolver.java
    :58)
    
    at org.apache.bval.jsr.resolver.CachingTraversableResolver
    .isReachable(CachingTraversableResolver.java:81)
    
    at org.apache.
    bval.jsr.ConstraintValidation.isReachable(ConstraintValidation.j
    ava:454)
    

Local fix

  • N/A
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  All users of IBM WebSphere Application      *
    *                  Server - Java Persistence API - JPA 2.1 &   *
    *                  EclipseLink                                 *
    ****************************************************************
    * PROBLEM DESCRIPTION: EclipseLink can throw an intermittent   *
    *                      ConcurrentModificationException         *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    Exception:
    ´´´
    Caused by: java.util.ConcurrentModificationException
    at java.util.HashMap$HashIterator.nextNode(HashMap.java:1456)
    at java.util.HashMap$ValueIterator.next(HashMap.java:1485)
    at
    org.eclipse.persistence.jpa.PersistenceProvider.isLoadedWithRefe
    rence(PersistenceProvider.java:448)
    at
    javax.persistence.Persistence$PersistenceUtilImpl.isLoaded(Persi
    stence.java:154)
    at
    org.apache.bval.jsr.resolver.JPATraversableResolver.isReachable(
    JPATraversableResolver.java:34)
    at
    org.apache.bval.jsr.resolver.DefaultTraversableResolver.isReacha
    ble(DefaultTraversableResolver.java:58)
    at
    org.apache.bval.jsr.resolver.CachingTraversableResolver.isReacha
    ble(CachingTraversableResolver.java:81)
    at
    org.apache.bval.jsr.ConstraintValidation.isReachable(ConstraintV
    alidation.java:454)
    ´´´
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    PH36731

  • Reported component name

    WEBSPHERE APP S

  • Reported component ID

    5724J0800

  • Reported release

    900

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-04-27

  • Closed date

    2021-07-07

  • Last modified date

    2021-07-07

  • 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

  • R900 PSY

       UP

[{"Line of Business":{"code":"LOB36","label":"IBM Automation"},"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"900"}]

Document Information

Modified date:
16 July 2021