IBM Support

IT49466: RACE CONDITION IN JMS FLOWS

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APAR status

  • Closed as program error.

Error description

  • Race condition in JMS flows

Local fix

  • 



Problem summary


    

  • Platforms Affected:
All

Users Affected:
All

Problem Description:
In Sterling B2B Integrator, a race condition in JMS 1.1 service
flows can occur under load, resulting in intermittent processing

issues and unpredictable behavior during message handling.

    



Problem conclusion


    

  • Resolution Summary:
Updated JMS 1.1 service flow processing to eliminate the race
condition observed under load conditions and improve message
handling reliability.

Delivered in:
6020103
All future Fix Packs can be found in the Release Timeline Matrix

- https://www.ibm.com/support/pages/node/6194265

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IT49466
    • 

  • Reported component name
    STR B2B INTEGRA
    • 

  • Reported component ID
    5725D0600
    • 

  • Reported release
    621
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2026-05-21
    • 

  • Closed date
    2026-10-14
    • 

  • Last modified date
    2026-10-14
    • 





    

  • 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
    STR B2B INTEGRA
    • 

  • Fixed component ID
    5725D0600
    • 



Applicable component levels


    








      
              
                            

              

              [{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SS3JSW","label":"Sterling B2B Integrator"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"621","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]
              

                                                                    

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            14 October 2026
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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