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Abstract
NullPointerExceptions are observed when proxy server caching and tracing are enabled.
Download Description
PI22640 resolves the following problem:
ERROR DESCRIPTION:
A NullPointerException occurs when caching is enabled and the proxy server has tracing enabled. The NPE is in CFW code.
LOCAL FIX:
PROBLEM SUMMARY
USERS AFFECTED:
All users of IBM WebSphere Application Server using the proxy server with caching and tracing enabled.
PROBLEM DESCRIPTION:
NullPointerExceptions are observed when proxy server caching and tracing are enabled.
RECOMMENDATION:
None
When caching is enabled on the proxy server a new HTTP message object may be allocated that is not initialized. A NullPointerException occurs when the object is then used with tracing. The newly allocated HTTP message is never actually used.
PROBLEM CONCLUSION:
The proxy server will not allocate a new HTTP message object.
The fix for this APAR is currently targeted for inclusion in fix pack 8.5.5.4. Please refer to the Recommended Updates page for delivery information:
http://www.ibm.com/support/docview.wss?rs=180&uid=swg27004980
Prerequisites
None
Installation Instructions
Please review the readme.txt for detailed installation instructions.
Technical Support
Contact IBM Support using SR (http://www.ibm.com/software/support/probsub.html), visit the WebSphere Application Server support web site (http://www.ibm.com/software/webservers/appserv/was/support/), or contact 1-800-IBM-SERV (U.S. only).
Problems (APARS) fixed
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Document Information
Modified date:
15 June 2018
UID
swg24038368