Fixes are available
9.0.0.8: WebSphere Application Server traditional V9.0 Fix Pack 8
8.5.5.14: WebSphere Application Server V8.5.5 Fix Pack 14
9.0.0.9: WebSphere Application Server traditional V9.0 Fix Pack 9
9.0.0.10: WebSphere Application Server traditional V9.0 Fix Pack 10
8.5.5.15: WebSphere Application Server V8.5.5 Fix Pack 15
9.0.0.11: WebSphere Application Server traditional V9.0 Fix Pack 11
9.0.5.0: WebSphere Application Server traditional Version 9.0.5 Refresh Pack
9.0.5.1: WebSphere Application Server traditional Version 9.0.5 Fix Pack 1
9.0.5.2: WebSphere Application Server traditional Version 9.0.5 Fix Pack 2
8.5.5.17: WebSphere Application Server V8.5.5 Fix Pack 17
9.0.5.3: WebSphere Application Server traditional Version 9.0.5 Fix Pack 3
9.0.5.4: WebSphere Application Server traditional Version 9.0.5 Fix Pack 4
9.0.5.5: WebSphere Application Server traditional Version 9.0.5 Fix Pack 5
WebSphere Application Server traditional 9.0.5.6
9.0.5.7: WebSphere Application Server traditional Version 9.0.5 Fix Pack 7
9.0.5.8: WebSphere Application Server traditional Version 9.0.5.8
8.5.5.20: WebSphere Application Server V8.5.5.20
8.5.5.18: WebSphere Application Server V8.5.5 Fix Pack 18
8.5.5.19: WebSphere Application Server V8.5.5 Fix Pack 19
9.0.5.9: WebSphere Application Server traditional Version 9.0.5.9
9.0.5.10: WebSphere Application Server traditional Version 9.0.5.10
8.5.5.16: WebSphere Application Server V8.5.5 Fix Pack 16
8.5.5.21: WebSphere Application Server V8.5.5.21
9.0.5.11: WebSphere Application Server traditional Version 9.0.5.11
APAR status
Closed as program error.
Error description
A JAX-RPC application may fail with WAS v9 with the following error: java.util.ConcurrentModificationException at java.util.ArrayList.sort(ArrayList.java:1467) at java.util.Collections.sort(Collections.java:186) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDJAXRPCHandlerI nfoChain.sort(WSDDJAXRPCHandlerInfoChain.java:332) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDJAXRPCHandlerI nfoChain.getHandlerChain(WSDDJAXRPCHandlerInfoChain.java:292) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDTargetedChain. getHandlerChain(WSDDTargetedChain.java:201) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDTargetedChain. makeNewInstance(WSDDTargetedChain.java:345) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDDeployableItem .getInstance(WSDDDeployableItem.java:322)
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: All users of IBM WebSphere Application * * Server for JAX-RPC Web services. * **************************************************************** * PROBLEM DESCRIPTION: The ConcurrentModificationException * * may occur when running JAX-RPC * * application with WAS v9. * **************************************************************** * RECOMMENDATION: * **************************************************************** A JAX-RPC application that worked correctly with previous WAS versions may fail with WAS v9 with the following error: java.util.ConcurrentModificationException at java.util.ArrayList.sort(ArrayList.java:1467) at java.util.Collections.sort(Collections.java:186) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDJAXRPCHandlerI nfoChain.sort(WSDDJAXRPCHandlerInfoChain.java:332) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDJAXRPCHandlerI nfoChain.getHandlerChain(WSDDJAXRPCHandlerInfoChain.java:292) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDTargetedChain. getHandlerChain(WSDDTargetedChain.java:201) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDTargetedChain. makeNewInstance(WSDDTargetedChain.java:345) at com.ibm.ws.webservices.engine.deployment.wsdd.WSDDDeployableItem .getInstance(WSDDDeployableItem.java:322)
Problem conclusion
The problem was related to changes in Collections.sort implmentation in Java 8. Synchronization has been added to avoid the problem. The fix for this APAR is currently targeted for inclusion in fix pack 9.0.0.8 and 8.5.5.14. Please refer to the Recommended Updates page for delivery information: http://www.ibm.com/support/docview.wss?rs=180&uid=swg27004980
Temporary fix
Comments
APAR Information
APAR number
PI88248
Reported component name
WEBSPHERE APP S
Reported component ID
5724J0800
Reported release
900
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2017-10-02
Closed date
2018-02-05
Last modified date
2018-03-05
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
WEBSPHERE APP S
Fixed component ID
5724J0800
Applicable component levels
R900 PSY
UP
Document Information
Modified date:
03 May 2022