I have my WS and my client, JBOSS 4.0.5, ws1.2.0. With simple type like int, no pb. But I try to have a String[] and when i run my client i have this error : INFO [STDOUT] org.jboss.ws.WSException: Cannot obtain java type mapping for: {http://service/types}String.Array I don't understand because when i test my client on a static java project, no pb... I have this exception with my jsp... Can you help me please. Thank for attention. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4033946#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...