PK25443: USER MBEANS ARE NOT REACTIVATED CORRECTLY ON WEBSPHERE FOR Z/OS AND FAIL WITH JAVA.LANG.NULLPOINTEREXCEPTION | |||||||||||||||||||||||||||||||||||||||||||
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![]() APAR status Closed as program error. Error description A user Mbean is running fine the first time it is being invoked but is not correctly deactivated/reactivated causing a java.lang.NullpointerException on subsequent invocation attemptsLocal fix Problem summary **************************************************************** * USERS AFFECTED: All users of WebSphere Application Server * * V5.0 for z/OS * **************************************************************** * PROBLEM DESCRIPTION: Custom MBean registration fails with * * error message ADMN0005E upon second * * attempt to register it. * **************************************************************** * RECOMMENDATION: * **************************************************************** When a custom MBean is registered during server startup in one context, such as an application servlet, it can be unregistered successfully but an attempt to register it again from another context, such as via a SOAP connector, will fail with the following AdminException: ADMN0005E: Unable to activate MBean: type AppAdmin, collaborator abc.app.admin.WSConnectorAdmin@3bc45333, configuration id AppAdmin, descriptor abc/app/admin/WSConnectorAdmin at com.ibm.ws.management.MBeanFactoryImpl.activateMBean (MBeanFactoryImpl.java:468) Additionally, the backtrace for the nested exception will indicate that a NullPointerException has occurred at com.ibm.ws.management.MBeanFactoryImpl.activateMBean (MBeanFactoryImpl.java:424).Problem conclusion Implemented changes to ensure the MBean is registered in the Control region JVM for visibility across all application contexts within the Servant region JVM. APAR PK25443 is associated with SERVICE LEVEL W502041 of WebSphere Application Server V5.0 for z/OS.Temporary fix Comments
APAR is sysrouted FROM one or more of the following: APAR is sysrouted TO one or more of the following: PK27164 Modules/Macros
Publications Referenced
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Document Information |
Current web document: swg1PK25443.html
Product categories: Software > Application Servers >
Distributed Application & Web Servers > WebSphere Application
Server for z/OS
Operating system(s):
Software version: 500
Software edition:
Reference #: PK25443
IBM Group: Software Group
Modified date: Aug 2, 2006
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