PM83586: INTERMITTENT WEBAPPERRORREPORT NULLPOINTEREXCEPTIONS OCCUR

8.5.0.2: WebSphere Application Server V8.5 Fix Pack 2

APAR status

• Closed as program error.

Error description

• Intermittent WebAppErrorReport NullPointerException occurs
  sometimes preventing CSS from displaying
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:  All users of IBM WebSphere Application      *
  *                  Server Liberty Profile                      *
  ****************************************************************
  * PROBLEM DESCRIPTION: A NullPointerException sometimes        *
  *                      occurs accessing a web application      *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  When accessing a web application it is possible that a
  NullPointerException occurs with the following stack trace
  java.lang.NullPointerException
  at java.util.LinkedHashMap.get(LinkedHashMap.java:333)
  at
  com.ibm.wsspi.kernel.service.utils.PathUtils.normalizeUnixStyleP
  ath(PathUtils.java:558)
  at
  com.ibm.wsspi.kernel.service.utils.PathUtils.checkAndNormalizeRo
  otPath(PathUtils.java:511)
  at
  com.ibm.ws.artifact.api.zip.internal.ZipFileContainer.getEntry(Z
  ipFileContainer.java:514)
  at
  

Problem conclusion

• Thread synchronization was missing from the Zip file container
  URL cache.
  
  The fix for this APAR is currently targeted for inclusion in
  fix pack 8.5.0.2. 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:

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

Fix information

• Fixed component name

  LIBERTY PROFILE

• Fixed component ID

  5724J0814

Applicable component levels

• R850 PSY

     UP