急：java 在调用Delphi写的WebService时，生成客户端代码时出错

java 在调用Delphi写的WebService时，用axis生成客户端代码时出错
SDLException (at /definitions/binding/operation[1]/input): faultCode=INVALID_WS
DL: Element '{http://schemas.xmlsoap.org/wsdl/}input' contained unexpected attri
butes: 'message':
        at com.ibm.wsdl.util.xml.DOMUtils.throwWSDLException(Unknown Source)
        at com.ibm.wsdl.xml.WSDLReaderImpl.parseBindingInput(Unknown Source)
        at com.ibm.wsdl.xml.WSDLReaderImpl.parseBindingOperation(Unknown Source)        at com.ibm.wsdl.xml.WSDLReaderImpl.parseBinding(Unknown Source)
        at com.ibm.wsdl.xml.WSDLReaderImpl.parseDefinitions(Unknown Source)
        at com.ibm.wsdl.xml.WSDLReaderImpl.readWSDL(Unknown Source)
        at com.ibm.wsdl.xml.WSDLReaderImpl.readWSDL(Unknown Source)
        at com.ibm.wsdl.xml.WSDLReaderImpl.readWSDL(Unknown Source)
        at org.apache.axis.wsdl.symbolTable.SymbolTable.populate(SymbolTable.jav
a:516)
        at org.apache.axis.wsdl.symbolTable.SymbolTable.populate(SymbolTable.jav
a:495)
        at org.apache.axis.wsdl.gen.Parser$WSDLRunnable.run(Parser.java:361)
        at java.lang.Thread.run(Thread.java:595)
请问是什么原因