PQ77883: Customer receives ClassCastException when using Form Based Login and dynacache does a CacheProxyRequest

 A fix may be available

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APAR status
Closed as program error.

Error description
When using Form Based Login, and the following directive is set
in the jvm.properties file:

com.ibm.ws390.wc.config.dynxmlfilename=/u/WAS401/WebSphere/CB390
/controlinfo/envfile/SY1PLX/E983E31/dynacache.xml

Note:  directive above is on one line.  divided for space
purposes here.

When this directive is active, customer receives
ClassCastException.

when commented out, form based works properly.
Local fix
work around is to comment out the directive from jvm.properties
file
Problem summary
****************************************************************
* USERS AFFECTED: All users of WebSphere Application Server    *
*                 version 4.0.1 for z/OS and OS/390.           *
****************************************************************
* PROBLEM DESCRIPTION: Customer receives ClassCastException    *
*                      when using Form Based Login with        *
*                      dynacache enabled.                      *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
When using Form Based Login, and the following directive is set
in the jvm.properties file:
com.ibm.ws390.wc.config.dynxmlfilename=/<path>/dynacache.xml

customer is receiving ClassCastException, this is because the
request object getting was of  the type
com.ibm.servlet.dynacache.CacheProxyRequest and and resulting
in failure.
Problem conclusion
To fix this problem, the WebSphere Application Server code was
modified to support for request object of type
com.ibm.servlet.dynacache.CacheProxyRequest in the
com.ibm.ws.security.web.FormLoginServlet class.

APAR PQ77883 is associated with SERVICE LEVEL W401602 of
WebSphere Application Server version 4.0.1 for z/OS and OS/390.
Temporary fix Comments
APAR information
APAR number PQ77883
Reported component name WEBSPHERE OS/39
Reported component ID 5655A9800
Reported release 401
Status CLOSED PER
PE NoPE
HIPER NoHIPER
Submitted date 2003-08-27
Closed date 2003-09-23
Last modified date 2003-10-03

APAR is sysrouted FROM one or more of the following:

APAR is sysrouted TO one or more of the following:

Modules/Macros
EJSJWCWC          

Fix information
Fixed component name WEBSPHERE OS/39
Fixed component ID 5655A9800

Applicable component levels
R401 PSY UQ80473    UP03/09/30 P F309

  Fix is available
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Document Information


Product categories: Software > Application Servers > Distributed Application & Web Servers > WebSphere Application Server for z/OS
Operating system(s):
Software version: 401
Software edition:
Reference #: PQ77883
IBM Group: Software Group
Modified date: Oct 3, 2003