Hello Ania, I believe the problem isn't relative to BPEL or ODE, but in the component service. See the following information you posted:
>Here's a fragment from a server log: >(...) >DEBUG - GeronimoLog.debug(66) | Sending a message containing wsa >endpoints in headers for session passing. >DEBUG - GeronimoLog.debug(66) | <?xml version='1.0' >encoding='utf-8'?><soapenv:Envelope >xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/";><soapenv:Header><addr:To > >xmlns:addr="http://www.w3.org/2005/08/addressing";>http://localhost:9090/HelloWS/HelloService</addr:To><addr:Action > >xmlns:addr="http://www.w3.org/2005/08/addressing";></addr:Action><addr:ReplyTo >xmlns:addr="http://www.w3.org/2005/08/addressing";><addr:Address>http://www.w3.org/2005/08/addressing/anonymous</addr:Address></addr:ReplyTo><addr:MessageID > >xmlns:addr="http://www.w3.org/2005/08/addressing";>uuid:hqejbhcnphr4ajmbcqe459</addr:MessageID></soapenv:Header><soapenv:Body><sayHello > >xmlns="http://hello.ania.org/";> ><imie>Ania</imie></sayHello></soapenv:Body></soapenv:Envelope> ~~~~~~~~~~~~~~~~~~This is the input message generated by your BPEL process and targeted to the component service. >DEBUG - GeronimoLog.debug(66) | Service response: ><?xml version='1.0' encoding='utf-8'?><S:Envelope >xmlns:S="http://schemas.xmlsoap.org/soap/envelope/";><S:Body><ns2:sayHelloResponse > >xmlns:ns2="http://hello.ania.org/";><return>Hello, >null!</return></ns2:sayHelloResponse></S:Body></S:Envelope> ~~~~~~~~~~~~~~~This is the corresponding output message from the component service. Note "null!" appears in it. = = = = = = = = = = = = = = = = = = = = ZHAO Wenfeng Ph.D. Candidate http://www.bupt.edu.cn
