hi jboss Experts, I am using JBPM BPEL, i am invoking the bpel from my client program, it is able to take primitive type as a parameters. when i try to pass the String[] or the my customClass VO[] it is giving the below error org.jboss.ws.WSException: Cannot obtain java type mapping please help me to resolve this issue, how to pass the array to the bpel invocation class. Thanx for your help in advance. Regards, Prasad.. View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4220798#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...