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SAP Note 1452307 - Sync-XI resp-message fails withClassCastException in PI 711

Note Language: English Version: 1 Validity: Valid Since 25.03.2010

Summary

SymptomA sychronous XI message may fail with java.lang.ClassCastException in theXI/PI Adapter Engine.

This issue may only occur under a relatively high load circumstance on some711 systems. The problem is not always reproducible but may occurfrequently under a high message load.

The exception is thrown at the Adapter Engine's servlet and it is indicatedby the following exception stack trace:

java.lang.ClassCastException: classcom.sap.engine.interfaces.messaging.spi.transport.TransportHeaders:interface:com.sap.aii.af.ms.ifc@com.sap.engine.boot.loader.ResourceMultiParentClassLoader@3cc62c07@aliveincompatible with classcom.sap.engine.interfaces.messaging.spi.transport.HTTPHeaders:interface:com.sap.aii.af.ms.ifc@com.sap.engine.boot.loader.ResourceMultiParentClassLoader@3cc62c07@alive

atcom.sap.engine.messaging.impl.core.transport.http.MessagingServlet.doPost(MessagingServlet.java:446)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)at

com.sap.engine.services.servlets_jsp.server.runtime.FilterChainImpl.runServlet(FilterChainImpl.java:162)

atcom.sap.engine.services.servlets_jsp.server.runtime.FilterChainImpl.doFilter(FilterChainImpl.java:81)

atcom.sap.engine.services.servlets_jsp.server.servlet.AuthenticationFilter.doFilter(AuthenticationFilter.java:124)

atcom.sap.engine.services.servlets_jsp.server.runtime.FilterChainImpl.doFilter(FilterChainImpl.java:73)

atcom.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.runServlet(HttpHandlerImpl.java:461)

atcom.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.handleRequest(HttpHandlerImpl.java:298)

atcom.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:396)

atcom.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:385)

atcom.sap.engine.services.servlets_jsp.filters.DSRWebContainerFilter.process(DSRWebContainerFilter.java:48)

atcom.sap.engine.services.httpserver.chain.AbstractChain.process(Abst

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SAP Note 1452307 - Sync-XI resp-message fails withClassCastException in PI 711

ractChain.java:78)

Other termsXI, PI, Adapter Engine, TransportHeader, ClassCastException

Reason and PrerequisitesProgram error

SolutionPlease apply the patch to correct this issue.

Header Data

Release Status: Released for CustomerReleased on: 20.04.2010 10:19:45Master Language: EnglishPriority: Correction with medium priorityCategory: Program errorPrimary Component: BC-XI-CON-AFW J2EE Adapter Framework

Valid Releases

Software Component Release FromRelease

ToRelease

andSubsequent

MESSAGING 7.10 7.11 7.11

SP Patch Level

Software Component Version Support Package SP PatchLevel

MESSAGING SYSTEM SERVICE 7.11 SP003 000014

MESSAGING SYSTEM SERVICE 7.11 SP004 000006

MESSAGING SYSTEM SERVICE 7.11 SP005 000001