JGroups Generates java.io.UTFDataFormatException: malformed input Error (Doc ID 743641.1)

Last updated on FEBRUARY 10, 2012

Applies to:

Oracle(R) BPEL Process Manager - Version: 10.1.3.3 and later   [Release: and later ]
Information in this document applies to any platform.
***Checked for relevance on 20-Sep-2010***

Symptoms

 In a BPEL cluster environment configured to use UDP multicast protocol for JGroups (as configured in the $ORACLE_HOME/bpel/system/config/jgroups-protocol.xml file), you are seeing  the following error in your $ORACLE_HOME/opmn/log/default_group~<container>~default_group~1.log file:

ERROR
Sep 29, 2008 6:21:37 AM org.collaxa.thirdparty.jgroups.protocols.pbcast.NAKACK handleXmitRsp
SEVERE: message did not contain a list (LinkedList) of retransmitted messages:
java.io.UTFDataFormatException: malformed input around byte 4


Cause

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