IC86954: MQ 7.1 OR 7.5 SVRCONN CHANNEL FAILS TO START WHEN USING A CHANNEL AUTHENTICATION RECORD

APAR status

• Closed as program error.

Error description

• A client application fails to connect to MQ 7.1 or 7.5 with
  NOT_AUTHORIZED error when SVRCONN channel uses a channel
  authentication record. This problem occurs only when the client
  chooses AuthenticationType MQCSP_AUTH_USER_ID_AND_PWD.
  
  Trace shows the following error:
  17:00:17.948345 573.22932 CONN:000020 ---------}
  zutCvtMQName2Str rc=OK
  17:00:17.948349 573.22932 CONN:000020 MQCSP user Id (fred)
  17:00:17.948352 573.22932 CONN:000020 MQCSP user Id length (6)
  17:00:17.948355 573.22932 CONN:000020 MQZIC user Id (bob)
  17:00:17.948358 573.22932 CONN:000020 --------}
  zfu_as_AuthenticateUser rc=OK
  17:00:17.948361 573.22932 CONN:000020 --------{
  zfp_ss_unlock_service
  17:00:17.948363 573.22932 CONN:000020 --------}
  zfp_ss_unlock_service rc=OK
  17:00:17.948366 573.22932 CONN:000020 -------}!
  gpiAuthenticateUser rc=lrcE_NOT_AUTHORIZED
  

Local fix

Problem summary

• ****************************************************************
  USERS AFFECTED:
  Users using channels with CHLAUTH and AuthenticationType
  MQCSP_AUTH_USER_ID_AND_PWD
  
  
  Platforms affected:
  MultiPlatform
  
  ****************************************************************
  PROBLEM SUMMARY:
  The problem occurred because the MCA user was incorrectly reset
  to the original user ID sent by the client.
  

Problem conclusion

• WebSphere MQ channel code has been modified to correctly set the
  MCA user ID.
  
  ---------------------------------------------------------------
  The fix is targeted for delivery in the following PTFs:
  
                     v7.1
  Platform           Fix Pack 7.1.0.3
  --------           --------------------
  Windows            7.1.0.3
  AIX                7.1.0.3
  HP-UX (Itanium)    7.1.0.3
  Solaris (SPARC)    7.1.0.3
  Solaris (x86-64)   7.1.0.3
  iSeries            7.1.0.3
  Linux (x86)        7.1.0.3
  Linux (x86-64)     7.1.0.3
  Linux (zSeries)    7.1.0.3
  Linux (Power)      7.1.0.3
  
  Platform           v7.5
  --------           --------------------
  Multiplatforms     7.5.0.2
  
  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 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 BASE MULTIP

• Fixed component ID

  5724H7241

Applicable component levels

• R750 PSY

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