我收到了要使用的WSDL文件，但是接收数据时出现问题（空）。我没有得到 voucherData 的任何信息。我不确定WSDL文件是否正确，或者我的Web服务代码有问题。我想确定。
这是WSDL，我已经验证过了。
<?xml version="1.0" encoding="utf-8"?>
<wsdl:definitions xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soapenc="http://schemas.xmlsoap.org/soap/encoding/" xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd" xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:soap12="http://schemas.xmlsoap.org/wsdl/soap12/" xmlns:tns="http://xml.hugwi.ch/2018/07/spider/voucher" xmlns:wsa="http://schemas.xmlsoap.org/ws/2004/08/addressing" xmlns:wsx="http://schemas.xmlsoap.org/ws/2004/09/mex" xmlns:wsap="http://schemas.xmlsoap.org/ws/2004/08/addressing/policy" xmlns:wsaw="http://www.w3.org/2006/05/addressing/wsdl" xmlns:msc="http://schemas.microsoft.com/ws/2005/12/wsdl/contract" xmlns:wsp="http://schemas.xmlsoap.org/ws/2004/09/policy" xmlns:wsa10="http://www.w3.org/2005/08/addressing" xmlns:wsam="http://www.w3.org/2007/05/addressing/metadata" xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/" targetNamespace="http://xml.hugwi.ch/2018/07/spider/voucher">
<wsdl:types>
<xsd:schema targetNamespace="http://xml.hugwi.ch/2018/07/spider/voucher/Imports">
<xsd:import namespace="http://xml.hugwi.ch/2018/07/spider/voucher"/>
<xsd:import namespace="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher"/>
<xsd:import namespace="http://schemas.microsoft.com/2003/10/Serialization/"/>
</xsd:schema>
<xs:schema xmlns:tns="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher" elementFormDefault="qualified" targetNamespace="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher" xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:complexType name="MachineInfo">
<xs:sequence>
<xs:element name="Id" nillable="true" type="xs:string"/>
<xs:element minOccurs="0" name="ProjectId" nillable="true" type="xs:string"/>
<xs:element minOccurs="0" name="SerialNumber" nillable="true" type="xs:string"/>
</xs:sequence>
</xs:complexType>
<xs:element name="MachineInfo" nillable="true" type="tns:MachineInfo"/>
<xs:complexType name="DataFault">
<xs:complexContent mixed="false">
<xs:extension base="tns:Fault">
<xs:sequence/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
<xs:element name="DataFault" nillable="true" type="tns:DataFault"/>
<xs:complexType name="Fault">
<xs:sequence>
<xs:element minOccurs="0" name="Code" type="xs:int"/>
<xs:element minOccurs="0" name="Message" nillable="true" type="xs:string"/>
</xs:sequence>
</xs:complexType>
<xs:element name="Fault" nillable="true" type="tns:Fault"/>
<xs:complexType name="ProcessingFault">
<xs:complexContent mixed="false">
<xs:extension base="tns:Fault">
<xs:sequence/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
<xs:element name="ProcessingFault" nillable="true" type="tns:ProcessingFault"/>
<xs:complexType name="VoucherData">
<xs:sequence>
<xs:element minOccurs="0" name="Address" nillable="true" type="xs:string"/>
<xs:element minOccurs="0" name="ArticleNumber" nillable="true" type="xs:int"/>
<xs:element minOccurs="0" name="Currency" nillable="true" type="xs:string"/>
<xs:element minOccurs="0" name="Email" nillable="true" type="xs:string"/>
<xs:element minOccurs="0" name="MessageId" nillable="true" type="xs:int"/>
<xs:element minOccurs="0" name="PhoneNumber" nillable="true" type="xs:string"/>
<xs:element minOccurs="0" name="Price" type="xs:decimal"/>
</xs:sequence>
</xs:complexType>
<xs:element name="VoucherData" nillable="true" type="tns:VoucherData"/>
</xs:schema>
<xs:schema xmlns:tns="http://schemas.microsoft.com/2003/10/Serialization/" attributeFormDefault="qualified" elementFormDefault="qualified" targetNamespace="http://schemas.microsoft.com/2003/10/Serialization/" xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:element name="anyType" nillable="true" type="xs:anyType"/>
<xs:element name="anyURI" nillable="true" type="xs:anyURI"/>
<xs:element name="base64Binary" nillable="true" type="xs:base64Binary"/>
<xs:element name="boolean" nillable="true" type="xs:boolean"/>
<xs:element name="byte" nillable="true" type="xs:byte"/>
<xs:element name="dateTime" nillable="true" type="xs:dateTime"/>
<xs:element name="decimal" nillable="true" type="xs:decimal"/>
<xs:element name="double" nillable="true" type="xs:double"/>
<xs:element name="float" nillable="true" type="xs:float"/>
<xs:element name="int" nillable="true" type="xs:int"/>
<xs:element name="long" nillable="true" type="xs:long"/>
<xs:element name="QName" nillable="true" type="xs:QName"/>
<xs:element name="short" nillable="true" type="xs:short"/>
<xs:element name="string" nillable="true" type="xs:string"/>
<xs:element name="unsignedByte" nillable="true" type="xs:unsignedByte"/>
<xs:element name="unsignedInt" nillable="true" type="xs:unsignedInt"/>
<xs:element name="unsignedLong" nillable="true" type="xs:unsignedLong"/>
<xs:element name="unsignedShort" nillable="true" type="xs:unsignedShort"/>
<xs:element name="char" nillable="true" type="tns:char"/>
<xs:simpleType name="char">
<xs:restriction base="xs:int"/>
</xs:simpleType>
<xs:element name="duration" nillable="true" type="tns:duration"/>
<xs:simpleType name="duration">
<xs:restriction base="xs:duration">
<xs:pattern value="\-?P(\d*D)?(T(\d*H)?(\d*M)?(\d*(\.\d*)?S)?)?"/>
<xs:minInclusive value="-P10675199DT2H48M5.4775808S"/>
<xs:maxInclusive value="P10675199DT2H48M5.4775807S"/>
</xs:restriction>
</xs:simpleType>
<xs:element name="guid" nillable="true" type="tns:guid"/>
<xs:simpleType name="guid">
<xs:restriction base="xs:string">
<xs:pattern value="[\da-fA-F]{8}-[\da-fA-F]{4}-[\da-fA-F]{4}-[\da-fA-F]{4}-[\da-fA-F]{12}"/>
</xs:restriction>
</xs:simpleType>
<xs:attribute name="FactoryType" type="xs:QName"/>
<xs:attribute name="Id" type="xs:ID"/>
<xs:attribute name="Ref" type="xs:IDREF"/>
</xs:schema>
<xs:schema xmlns:tns="http://xml.hugwi.ch/2018/07/spider/voucher" elementFormDefault="qualified" targetNamespace="http://xml.hugwi.ch/2018/07/spider/voucher" xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:import namespace="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher"/>
<xs:element name="RegisterMachine">
<xs:complexType>
<xs:sequence>
<xs:element minOccurs="0" name="vendingMachine" nillable="true" xmlns:q1="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher" type="q1:MachineInfo"/>
</xs:sequence>
</xs:complexType>
</xs:element>
<xs:element name="RegisterMachineResponse">
<xs:complexType>
<xs:sequence>
<xs:element minOccurs="0" name="RegisterMachineResult" type="xs:int"/>
</xs:sequence>
</xs:complexType>
</xs:element>
<xs:element name="CreateVoucher">
<xs:complexType>
<xs:sequence>
<xs:element minOccurs="0" name="machineHandle" type="xs:int"/>
<xs:element minOccurs="0" name="voucherData" nillable="true" xmlns:q2="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher" type="q2:VoucherData"/>
</xs:sequence>
</xs:complexType>
</xs:element>
<xs:element name="CreateVoucherResponse">
<xs:complexType>
<xs:sequence>
<xs:element minOccurs="0" name="CreateVoucherResult" nillable="true" type="xs:string"/>
</xs:sequence>
</xs:complexType>
</xs:element>
<xs:element name="UploadPicture">
<xs:complexType>
<xs:sequence>
<xs:element minOccurs="0" name="machineHandle" type="xs:int"/>
<xs:element minOccurs="0" name="voucherId" nillable="true" type="xs:string"/>
<xs:element minOccurs="0" name="backgound" nillable="true" type="xs:int"/>
<xs:element minOccurs="0" name="image" nillable="true" type="xs:base64Binary"/>
</xs:sequence>
</xs:complexType>
</xs:element>
<xs:element name="UploadPictureResponse">
<xs:complexType>
<xs:sequence/>
</xs:complexType>
</xs:element>
<xs:element name="Ping">
<xs:complexType>
<xs:sequence/>
</xs:complexType>
</xs:element>
<xs:element name="PingResponse">
<xs:complexType>
<xs:sequence/>
</xs:complexType>
</xs:element>
</xs:schema>
</wsdl:types>
<wsdl:message name="IVoucher_RegisterMachine_InputMessage">
<wsdl:part name="parameters" element="tns:RegisterMachine"/>
</wsdl:message>
<wsdl:message name="IVoucher_RegisterMachine_OutputMessage">
<wsdl:part name="parameters" element="tns:RegisterMachineResponse"/>
</wsdl:message>
<wsdl:message name="IVoucher_RegisterMachine_DataFaultFault_FaultMessage">
<wsdl:part name="detail" element="q1:DataFault" xmlns:q1="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher"/>
</wsdl:message>
<wsdl:message name="IVoucher_RegisterMachine_ProcessingFaultFault_FaultMessage">
<wsdl:part name="detail" element="q2:ProcessingFault" xmlns:q2="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher"/>
</wsdl:message>
<wsdl:message name="IVoucher_CreateVoucher_InputMessage">
<wsdl:part name="parameters" element="tns:CreateVoucher"/>
</wsdl:message>
<wsdl:message name="IVoucher_CreateVoucher_OutputMessage">
<wsdl:part name="parameters" element="tns:CreateVoucherResponse"/>
</wsdl:message>
<wsdl:message name="IVoucher_CreateVoucher_DataFaultFault_FaultMessage">
<wsdl:part name="detail" element="q3:DataFault" xmlns:q3="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher"/>
</wsdl:message>
<wsdl:message name="IVoucher_CreateVoucher_ProcessingFaultFault_FaultMessage">
<wsdl:part name="detail" element="q4:ProcessingFault" xmlns:q4="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher"/>
</wsdl:message>
<wsdl:message name="IVoucher_UploadPicture_InputMessage">
<wsdl:part name="parameters" element="tns:UploadPicture"/>
</wsdl:message>
<wsdl:message name="IVoucher_UploadPicture_OutputMessage">
<wsdl:part name="parameters" element="tns:UploadPictureResponse"/>
</wsdl:message>
<wsdl:message name="IVoucher_UploadPicture_DataFaultFault_FaultMessage">
<wsdl:part name="detail" element="q5:DataFault" xmlns:q5="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher"/>
</wsdl:message>
<wsdl:message name="IVoucher_UploadPicture_ProcessingFaultFault_FaultMessage">
<wsdl:part name="detail" element="q6:ProcessingFault" xmlns:q6="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher"/>
</wsdl:message>
<wsdl:message name="IVoucher_Ping_InputMessage">
<wsdl:part name="parameters" element="tns:Ping"/>
</wsdl:message>
<wsdl:message name="IVoucher_Ping_OutputMessage">
<wsdl:part name="parameters" element="tns:PingResponse"/>
</wsdl:message>
<wsdl:portType name="IVoucher">
<wsdl:operation name="RegisterMachine">
<wsdl:input message="tns:IVoucher_RegisterMachine_InputMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/RegisterMachine"/>
<wsdl:output message="tns:IVoucher_RegisterMachine_OutputMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/RegisterMachineResponse"/>
<wsdl:fault name="DataFaultFault" message="tns:IVoucher_RegisterMachine_DataFaultFault_FaultMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/RegisterMachineDataFaultFault"/>
<wsdl:fault name="ProcessingFaultFault" message="tns:IVoucher_RegisterMachine_ProcessingFaultFault_FaultMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/RegisterMachineProcessingFaultFault"/>
</wsdl:operation>
<wsdl:operation name="CreateVoucher">
<wsdl:input message="tns:IVoucher_CreateVoucher_InputMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/CreateVoucher"/>
<wsdl:output message="tns:IVoucher_CreateVoucher_OutputMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/CreateVoucherResponse"/>
<wsdl:fault name="DataFaultFault" message="tns:IVoucher_CreateVoucher_DataFaultFault_FaultMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/CreateVoucherDataFaultFault"/>
<wsdl:fault name="ProcessingFaultFault" message="tns:IVoucher_CreateVoucher_ProcessingFaultFault_FaultMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/CreateVoucherProcessingFaultFault"/>
</wsdl:operation>
<wsdl:operation name="UploadPicture">
<wsdl:input message="tns:IVoucher_UploadPicture_InputMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/UploadPicture"/>
<wsdl:output message="tns:IVoucher_UploadPicture_OutputMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/UploadPictureResponse"/>
<wsdl:fault name="DataFaultFault" message="tns:IVoucher_UploadPicture_DataFaultFault_FaultMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/UploadPictureDataFaultFault"/>
<wsdl:fault name="ProcessingFaultFault" message="tns:IVoucher_UploadPicture_ProcessingFaultFault_FaultMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/UploadPictureProcessingFaultFault"/>
</wsdl:operation>
<wsdl:operation name="Ping">
<wsdl:input message="tns:IVoucher_Ping_InputMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/Ping"/>
<wsdl:output message="tns:IVoucher_Ping_OutputMessage" wsaw:Action="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/PingResponse"/>
</wsdl:operation>
</wsdl:portType>
<wsdl:binding name="DefaultBinding_IVoucher" type="tns:IVoucher">
<soap:binding transport="http://schemas.xmlsoap.org/soap/http"/>
<wsdl:operation name="RegisterMachine">
<soap:operation soapAction="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/RegisterMachine" style="document"/>
<wsdl:input>
<soap:body use="literal"/>
</wsdl:input>
<wsdl:output>
<soap:body use="literal"/>
</wsdl:output>
<wsdl:fault name="DataFaultFault">
<soap:fault name="DataFaultFault" use="literal"/>
</wsdl:fault>
<wsdl:fault name="ProcessingFaultFault">
<soap:fault name="ProcessingFaultFault" use="literal"/>
</wsdl:fault>
</wsdl:operation>
<wsdl:operation name="CreateVoucher">
<soap:operation soapAction="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/CreateVoucher" style="document"/>
<wsdl:input>
<soap:body use="literal"/>
</wsdl:input>
<wsdl:output>
<soap:body use="literal"/>
</wsdl:output>
<wsdl:fault name="DataFaultFault">
<soap:fault name="DataFaultFault" use="literal"/>
</wsdl:fault>
<wsdl:fault name="ProcessingFaultFault">
<soap:fault name="ProcessingFaultFault" use="literal"/>
</wsdl:fault>
</wsdl:operation>
<wsdl:operation name="UploadPicture">
<soap:operation soapAction="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/UploadPicture" style="document"/>
<wsdl:input>
<soap:body use="literal"/>
</wsdl:input>
<wsdl:output>
<soap:body use="literal"/>
</wsdl:output>
<wsdl:fault name="DataFaultFault">
<soap:fault name="DataFaultFault" use="literal"/>
</wsdl:fault>
<wsdl:fault name="ProcessingFaultFault">
<soap:fault name="ProcessingFaultFault" use="literal"/>
</wsdl:fault>
</wsdl:operation>
<wsdl:operation name="Ping">
<soap:operation soapAction="http://xml.hugwi.ch/2018/07/spider/voucher/IVoucher/Ping" style="document"/>
<wsdl:input>
<soap:body use="literal"/>
</wsdl:input>
<wsdl:output>
<soap:body use="literal"/>
</wsdl:output>
</wsdl:operation>
</wsdl:binding>
</wsdl:definitions>
这是我通过SOAPUI发送的XML。我没有收到 voucherData 的任何元素。例如，我可以获取 machineHandle ，但不能获取 Address，ArticleNumber，Currency ...
<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:vouc="http://xml.hugwi.ch/2018/07/spider/voucher" xmlns:hug="http://schemas.datacontract.org/2004/07/Hugwi.SpiderCloud.Voucher">
<soapenv:Header/>
<soapenv:Body>
<vouc:CreateVoucher>
<!--Optional:-->
<vouc:machineHandle>2</vouc:machineHandle>
<!--Optional:-->
<vouc:voucherData>
<!--Optional:-->
<hug:Address>as</hug:Address>
<!--Optional:-->
<hug:ArticleNumber>12</hug:ArticleNumber>
<!--Optional:-->
<hug:Currency>12</hug:Currency>
<!--Optional:-->
<hug:Email>12</hug:Email>
<!--Optional:-->
<hug:MessageId>12</hug:MessageId>
<!--Optional:-->
<hug:PhoneNumber>?12</hug:PhoneNumber>
<!--Optional:-->
<hug:Price>12</hug:Price>
</vouc:voucherData>
</vouc:CreateVoucher>
</soapenv:Body>
</soapenv:Envelope>
希望你们能告诉我是否可以接收该信息。