Devan Van Reenen [https://community.jboss.org/people/devan.vanreenen] created the discussion "setProperty must be overridden by all subclasses of SOAPMessage" To view the discussion, visit: https://community.jboss.org/message/718333#718333 -------------------------------------------------------------- Hi there, Please can someone assist me with the below error message I have created client that calls a method on a web service that uses Drools rules and get the following error during debugging Exception in thread "main" javax.xml.ws.WebServiceException: java.lang.UnsupportedOperationException: Caused by: java.lang.UnsupportedOperationException: setProperty must be overridden by all subclasses of SOAPMessage I have checked this forum and there are several issues logged for this error that suggests the following (as per SOA-984 JBossWS Native on JDK 6 requires jaxrpc, jaxws, jaxb and saaj to be installed in jboss-as/lib/endorsed/) adding the following jars to JBOSS_HOME\lib\endorsed jbossws-native-jaxrpc.jar jbossws-native-jaxws.jar jbossws-native-jaxws-ext.jar jbossws-native-saaj.jar jaxb-api.jar and eclipse --> server launch configuration --> VM arguments (add -Djava.endorsed.dirs=JBOSS_HOME\lib\endorsed") I have done both of these however the error persists, please assist. Many thanks Devan -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/718333#718333] Start a new discussion in JBoss Web Services at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&...]