IBM Support

IC87226: MQRC_UNEXPECTED_ERROR WHEN A DISCONNECT CALL IS ISSUED FROM THE .NET APPLICATION

A fix is available

WebSphere MQ V7.0 Fix Pack 7.0.1.10

Subscribe

You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • A WebSphere MQ .NET application is getting reason code
MQRC_UNEXPECTED_ERROR when a disconnect call is issued.

Local fix

  • 



Problem summary


    

  • ****************************************************************
USERS AFFECTED:
WebSphere MQ v7.0.1 managed .NET applications. This is not
applicable to MQ v7.1 and MQ v7.5.

Platforms affected:
Windows

****************************************************************
PROBLEM SUMMARY:
System.ObjectDisposedException is reported during queue manager
disconnect due to an incorrect closure of the connection mutex
handle.

Exception received
System.ObjectDisposedException
Message: Safe handle has been closed
StackTrace:
at Microsoft.Win32.Win32Native.ReleaseMutex(SafeWaitHandle
handle)
at System.Threading.Mutex.ReleaseMutex()
at IBM.WMQ.MQFAP.LeaveCall(Int32& reason, Boolean isNotify)

    



Problem conclusion


    

  • The WebSphere MQ .NET code is modified so that the connection
mutex handle is closed correctly.

---------------------------------------------------------------
The fix is targeted for delivery in the following PTFs:

                   v7.0
Platform           Fix Pack 7.0.1.10
--------           --------------------
Windows            U200352

The latest available maintenance can be obtained from
'WebSphere MQ Recommended Fixes'
http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006037

If the maintenance level is not yet available information on
its planned availability can be found in 'WebSphere MQ
Planned Maintenance Release Dates'
http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006309
---------------------------------------------------------------

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IC87226
    • 

  • Reported component name
    WMQ WINDOWS V7
    • 

  • Reported component ID
    5724H7220
    • 

  • Reported release
    701
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2012-10-15
    • 

  • Closed date
    2012-11-29
    • 

  • Last modified date
    2012-11-29
    • 





    

  • 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
    WMQ WINDOWS V7
    • 

  • Fixed component ID
    5724H7220
    • 



Applicable component levels


    

  • R701  PSY
       UP
    • 








      
              
                            

              

              [{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSDEZSF","label":"IBM WebSphere MQ Managed File Transfer for z\/OS"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7.0.1","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            31 March 2023
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
Page Feedback