IBM Support

JR35418: APPLICATION CRASH IN DB2APP.DLL IF TIMEOUT HAPPENS IN A MULTI-THREAD APPLICATION

Fixes are available

DB2 Version 9.5 Fix Pack 6a for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 7 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 8 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 10 for Linux, UNIX, and Windows

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APAR status

  • Closed as program error.

Error description

  • If you have a long running query in your multi-threaded
application that is interrupted due to a timeout, your
application could crash in db2app.dll. The crash is happening in
the external function api -  SQLExecuteDirectW.

Local fix

  • increase timeout                                              -
optimize the query.

Problem summary

  • ****************************************************************
* USERS AFFECTED:                                              *
* when a long running query is interrupted by a timeout,  in a *
* multithreaded VB application.                                *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* If you have a long running query in your multi-threaded      *
* application that is interrupted due to a timeout, your       *
* application could crash in db2app.dll. The crash is          *
* happening in the external function api -  SQLExecuteDirectW. *
****************************************************************
* RECOMMENDATION:                                              *
* Upgrade to db2_v95fp6 or db2_v97fp2 or higher release level. *
****************************************************************

Problem conclusion

  • db2_v95fp6 and db2_v97fp2 contains the fix of this problem.
After the fix, the VB application will not crash.

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    JR35418
    • 

  • Reported component name
    DB2 UDB ESE WIN
    • 

  • Reported component ID
    5765F4101
    • 

  • Reported release
    950
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2010-01-20
    • 

  • Closed date
    2010-03-23
    • 

  • Last modified date
    2010-12-14
    • 





    

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

    • 

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

    
IC66407 IC66408
    

    • 



Fix information


    

  • Fixed component name
    DB2 UDB ESE WIN
    • 

  • Fixed component ID
    5765F4101
    • 



Applicable component levels


    

  • R950  PSY
       UP
    • 








      
          
                    

          

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Document Information


            

            


                        

            Modified date:
            

            14 December 2010
            

            
            
          

        


        

        


      


    


  





    

  



  
    
      

      
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