PQ74375, 4.0.3, 4.0.4, 4.0.5, 4.0.6 :
NullPointerException from Session Manager
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Abstract
NULL POINTER EXCEPTION is thrown from session manager when
using parallel portlet rendering.
Download Description
USERS AFFECTED:
WebSphere® Application Server developers of WebSphere Portal Server using
Parallel Portlet Rendering feature.
PROBLEM DESCRIPTION:
NullPointerException is thrown when using Parallel Portlet Rendering.
When using a portlet application consisting of multiple portlets which
communicate to a portlet service, with Parallel Portlet Rendering enabled,
the following error occurs:
java.lang.NullPointerException at
com.ibm.servlet.engine.srt.SRTSessionAPISupport.getSession()
PROBLEM CONCLUSION:
To prevent the NullPointerException, synchronize the session context
access in getSession() for multiple threads that handle concurrent http
requests.
Prerequisites
None
Installation Instructions
Please review the readme for detailed installation instructions