PM93625: BLUEPRINT REFERENCE LISTENER UNBIND METHOD MAY RECEIVE AN INVALID SERVICE REFERENCE

8.5.5.1: WebSphere Application Server V8.5.5 Fix Pack 1
8.5.5.2: WebSphere Application Server V8.5.5 Fix Pack 2
8.5.5.3: WebSphere Application Server V8.5.5 Fix Pack 3
8.5.5.4: WebSphere Application Server V8.5.5 Fix Pack 4
8.5.5.5: WebSphere Application Server V8.5.5 Fix Pack 5
8.5.5.6: WebSphere Application Server V8.5.5 Fix Pack 6
8.5.5.7: WebSphere Application Server V8.5.5 Fix Pack 7
8.5.5.8: WebSphere Application Server V8.5.5 Fix Pack 8
8.5.5.9: WebSphere Application Server V8.5.5 Fix Pack 9
8.5.5.10: WebSphere Application Server V8.5.5 Fix Pack 10
8.5.5.11: WebSphere Application Server V8.5.5 Fix Pack 11
8.5.5.12: WebSphere Application Server V8.5.5 Fix Pack 12
8.5.5.13: WebSphere Application Server V8.5.5 Fix Pack 13
8.5.5.14: WebSphere Application Server V8.5.5 Fix Pack 14
8.5.5.15: WebSphere Application Server V8.5.5 Fix Pack 15
8.5.5.14: WebSphere Application Server V8.5.5 Fix Pack 14

APAR status

• Closed as program error.

Error description

• A Blueprint Reference Listener's unbind-method may be driven wit
  a ServiceReference that is no longer valid, because it refers to
  service published by a bundle that has all ready been stopped.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:  All users of IBM WebSphere Application      *
  *                  Server Liberty Profile  using OSGi          *
  *                  Applications and Blueprint.                 *
  ****************************************************************
  * PROBLEM DESCRIPTION: Blueprint Reference Listener unbind     *
  *                      method may receive an invalid service   *
  *                      reference                               *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  A Blueprint Reference Listener's unbind-method may be driven
  with a ServiceReference that is no longer valid, because it
  refers to a service published by a bundle that has all ready
  been stopped.
  

Problem conclusion

• Reverted a change in Apache Aries Blueprint so that unbind-
  listeners are once again called synchronously.
  
  The fix for this APAR is currently targeted for inclusion in fix
  pack 8.5.5.1. Please refer to the Recommended Updates page for
  delivery information:
  http://www.ibm.com/support/docview.wss?rs=180&uid=swg27004980
  

Temporary fix

Comments

APAR Information

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

  PM91270

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

Fix information

• Fixed component name

  WEBS APP SERV N

• Fixed component ID

  5724H8800

Applicable component levels

• R850 PSY

     UP