PM80148: NOCLASSDEFFOUNDERROR WHEN APACHE MYFACES MOVES VIEWSTATE OBJECTS

8.0.0.6: WebSphere Application Server V8.0 Fix Pack 6
8.0.0.7: WebSphere Application Server V8.0 Fix Pack 7
8.0.0.8: WebSphere Application Server V8.0 Fix Pack 8
8.0.0.9: WebSphere Application Server V8.0 Fix Pack 9
8.0.0.10: WebSphere Application Server V8.0 Fix Pack 10
8.0.0.11: WebSphere Application Server V8.0 Fix Pack 11
8.0.0.12: WebSphere Application Server V8.0 Fix Pack 12
8.0.0.13: WebSphere Application Server V8.0 Fix Pack 13
8.0.0.14: WebSphere Application Server V8.0 Fix Pack 14
8.0.0.15: WebSphere Application Server V8.0 Fix Pack 15

APAR status

• Closed as program error.

Error description

• The error is a "NoClassDefFoundError" when apache myfaces tries
  to move ViewState objects from HttpSession to ReferenceMap.
  
  Caused by: java.lang.ClassNotFoundException:
  org.apache.commons.collections.map.ReferenceMap
  at org.eclipse.osgi.internal.loader.BundleLoader
  .findClassInternal(BundleLoader.java:506)
  at org.eclipse.osgi.internal.loader.BundleLoader
  .findClass(BundleLoader.java:422)
  at org.eclipse.osgi.internal.loader.BundleLoader
  .findClass(BundleLoader.java:410)
  at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader
  .loadClass(DefaultClassLoader.java:107)
  at java.lang.ClassLoader.loadClass(ClassLoader.java:627)
  ... 32 more
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:  IBM WebSphere Application Server Versions   *
  *                  8.0 and 8.5 users of JavaServer Faces(JSF)  *
  *                  MyFaces.                                    *
  ****************************************************************
  * PROBLEM DESCRIPTION: A ClassNotFoundException can occur      *
  *                      when using the following MyFaces        *
  *                      context parameter                       *
  *                      "org.apache.myfaces.CACHE_OLD_VIEWS_IN_ *
  *                      SESSION_MODE".                          *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  If the "org.apache.myfaces.CACHE_OLD_VIEWS_IN_SESSION_MODE"
  context parameter is being used the following
  ClassNotFoundException can occur:
  java.lang.ClassNotFoundException:
  org.apache.commons.collections.map.ReferenceMap
  at org.eclipse.osgi.internal.loader.BundleLoader
  .findClassInternal(BundleLoader.java:506)
  at org.eclipse.osgi.internal.loader.BundleLoader
  .findClass(BundleLoader.java:422)
  at org.eclipse.osgi.internal.loader.BundleLoader
  .findClass(BundleLoader.java:410)
  at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader
  .loadClass(DefaultClassLoader.java:107)
  at java.lang.ClassLoader.loadClass(ClassLoader.java:627)
  

Problem conclusion

• The JSF MyFaces MANIFEST.MF was updated to import the
  org.apache.commons.collections.map package so it can be used.
  
  The fix for this APAR is currently targeted for inclusion in
  fix pack 8.0.0.6 and the fix pack following 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

  WEBSPHERE APP S

• Fixed component ID

  5724J0800

Applicable component levels

• R800 PSY

     UP

• R850 PSY

     UP