PM45603: WMB EXECUTION GROUP CRASH OCCURS WHEN WTX THE MAP NODE FAILS WHILE ATTEMPTING TO USE XDS PARSER AND THEN RESTARTS

APAR status

• Closed as program error.

Error description

• A WebSphere Message Broker (WMB) Execution Group crash occurs
  when the WTX Map Node fails when using the XDS Parser.
  
  The Service trace shows a map failing when attempting to use
  the XDS Parser.
  
  The following is an example message seen in the WMB user trace:
  
  2011-06-10 18:53:05.195259 8996 >> UserTrace BIP2176S: Could not
  find message 1001 in catalogue txmsgv82.cat, inserts are
  'Running WTX map <mapname.mmc>...'
  <message_flow>.WTX Map {2} {3} {4} {5} {6}
  
  11:50:33 AM?2011-06-10 18:53:06.904587 8996 >> +cciUserTrace
  file: line:0 message:1003.txmsgv82
  <message_flow>#FCMComposite_1_7 ComIbmCniNode
  'general trace' , 'Traverse Input - StartElement -- element:
  [<element_name>] Uri: [] failed in XDS4C',
  <message_flow>.WTX Map
  2011-06-10 18:53:06.904587 8996 >> UserTrace BIP2176S: Could not
  find message 1003 in catalogue txmsgv82.cat, inserts are
  'Traverse Input - StartElement -- element: [<element_name>] Uri:
  [] failed in XDS4C' <message_flow>.WTX Map {2}
  {3} {4} {5} {6}
  

Local fix

• WTXCQ - WTX00037840
  PVB / PVB
  Circumvention: None
  

Problem summary

• Users Affected:
  WebSphere Transformation Extender for WebSphere Message Broker
  users that have restarts of the map due to XDS4c ambiguity.
  
  Problem Description:
  When having to restart the map due to xds ambiguity during
  tree-walking, we should unload the map prior to re-loading it
  because of thread local storage in dstxpi.
  
  Platforms Affected:
  ALL
  

Problem conclusion

• Modified the restart code to unload the map, then call
  mpiMapLoad
  
  Delivered in:
  8.2.0.6, 8.3.0.5
  

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

  WTX FOR INT SER

• Fixed component ID

  5724M4010

Applicable component levels

• R820 PSY

     UP

• R830 PSY

     UP