PQ58946: JAVA.LANG.NULLPOINTEREXCEPTION IN SERVER REGION WHEN RUNNING STATELESS SESSION BEANS. | |||||||||||||||||||||||||||||||||||||||||
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![]() APAR status Closed as program error. Error description When running Stateless Session Beans, in application servers which have the 'Isolation Policy' set to 'Multiple Transactions per Server', after running for some time, the server Region receives a 'java.lang.NullPointerException'. The Java Stack Trace looks like: java.lang.NullPointerException com.ibm.ejs.container.EJSContainer.postInvoke(EJSContainer.java( Compiled Code)) com.SomeCustomerAppCode com.SomeOtherCustomerAppCode com.ibm.ws390.rmi.corba.ORBEJSBridge.invoke(ORBEJSBridge.java:47 2) .Local fix Problem summary **************************************************************** * USERS AFFECTED: All users of WebSphere Application Server * * V4.0.1 for z/OS and OS/390 * **************************************************************** * PROBLEM DESCRIPTION: java.lang.NullPointerException in a * * multithread server with SMF recording * * active. * **************************************************************** * RECOMMENDATION: * **************************************************************** This problem occurs in multithreaded servers with SMF recording active. A stack trace will be seen in the Server Region job log that looks like the following: java.lang.NullPointerException .at com.ibm.ejs.container.EJSContainer.postInvoke(EJSContainer.java (Compiled Code)) .at com.tsystems.aimsamp.EJSRemoteStatelessAccountSession.ping (EJSRemoteStatelessAccountSession.java:108) .at com.tsystems.aimsamp._EJSRemoteStatelessAccountSession_Tie. _invoke(_ EJSRemoteStatelessAccountSession_Tie.java:91) .at com.ibm.ws390.rmi.corba.ORBEJSBridge.invoke(ORBEJSBridge.java: 472)Problem conclusion The product was modified to change how an array was managed. The array was change to be managed as one array per thread instead of one array for all threads. Part ThreadContextImpl.java was modified. APAR PQ58946 is associated with SERVICE LEVEL W401043 of WebSphere Application Server V4.0.1 for z/OS and OS/390.Temporary fix Comments
APAR is sysrouted FROM one or more of the following: APAR is sysrouted TO one or more of the following: UQ65081 Modules/Macros
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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 #: PQ58946
IBM Group: Software Group
Modified date: May 2, 2002
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