C# Web service consuming error in SAP
![enter image description here][1]


  [1]: http://i.stack.imgur.com/8E6HD.png


We have developed a webs service which consumes fine with a C#.net application but this web service not been able to consume by a SAP application getting the error : **Unable to Handle request without a valid action parameter**

What would be the problem?

WSDL File:

    <wsdl:definitions xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:tm="http://microsoft.com/wsdl/mime/textMatching/" xmlns:soapenc="http://schemas.xmlsoap.org/soap/encoding/" xmlns:mime="http://schemas.xmlsoap.org/wsdl/mime/" xmlns:tns="http://sabretch.com/psr" xmlns:s="http://www.w3.org/2001/XMLSchema" xmlns:soap12="http://schemas.xmlsoap.org/wsdl/soap12/" xmlns:http="http://schemas.xmlsoap.org/wsdl/http/" xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/" targetNamespace="http://sabretch.com/psr">
    <wsdl:types>
    <s:schema elementFormDefault="qualified" targetNamespace="http://sabretch.com/psr">
    <s:element name="SendChangeLog">
    <s:complexType>
    <s:sequence>
    <s:element minOccurs="0" maxOccurs="1" name="toDetails" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="subject" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="arr_psrAlertLogItems" type="tns:ArrayOfObj"/>
    </s:sequence>
    </s:complexType>
    </s:element>
    <s:complexType name="ArrayOfObj">
    <s:sequence>
    <s:element minOccurs="0" maxOccurs="unbounded" name="Obj" nillable="true" type="tns:Obj"/>
    </s:sequence>
    </s:complexType>
    <s:complexType name="Obj">
    <s:sequence>
    <s:element minOccurs="0" maxOccurs="1" name="ChangeDateTime" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="SalesOrderKey" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="Line" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="FieldTecnicalName" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="Value" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="ChangedUser" type="s:string"/>
    </s:sequence>
    </s:complexType>
    <s:element name="SendChangeLogResponse">
    <s:complexType>
    <s:sequence>
    <s:element minOccurs="1" maxOccurs="1" name="SendChangeLogResult" type="s:boolean"/>
    </s:sequence>
    </s:complexType>
    </s:element>
    </s:schema>
    </wsdl:types>
    <wsdl:message name="SendChangeLogSoapIn">
    <wsdl:part name="parameters" element="tns:SendChangeLog"/>
    </wsdl:message>
    <wsdl:message name="SendChangeLogSoapOut">
    <wsdl:part name="parameters" element="tns:SendChangeLogResponse"/>
    </wsdl:message>
    <wsdl:portType name="PSREmailServiceSoap">
    <wsdl:operation name="SendChangeLog">
    <wsdl:input message="tns:SendChangeLogSoapIn"/>
    <wsdl:output message="tns:SendChangeLogSoapOut"/>
    </wsdl:operation>
    </wsdl:portType>
    <wsdl:binding name="PSREmailServiceSoap" type="tns:PSREmailServiceSoap">
    <soap:binding transport="http://schemas.xmlsoap.org/soap/http"/>
    <wsdl:operation name="SendChangeLog">
    <soap:operation soapAction="http://sabretch.com/psr/SendChangeLog" style="document"/>
    <wsdl:input>
    <soap:body use="literal"/>
    </wsdl:input>
    <wsdl:output>
    <soap:body use="literal"/>
    </wsdl:output>
    </wsdl:operation>
    </wsdl:binding>
    <wsdl:binding name="PSREmailServiceSoap12" type="tns:PSREmailServiceSoap">
    <soap12:binding transport="http://schemas.xmlsoap.org/soap/http"/>
    <wsdl:operation name="SendChangeLog">
    <soap12:operation soapAction="http://sabretch.com/psr/SendChangeLog" style="document"/>
    <wsdl:input>
    <soap12:body use="literal"/>
    </wsdl:input>
    <wsdl:output>
    <soap12:body use="literal"/>
    </wsdl:output>
    </wsdl:operation>
    </wsdl:binding>
    <wsdl:service name="PSREmailService">
    <wsdl:port name="PSREmailServiceSoap" binding="tns:PSREmailServiceSoap">
    <soap:address location="http://122.255.30.75:8090/WebServices/PSREmailService.asmx"/>
    </wsdl:port>
    <wsdl:port name="PSREmailServiceSoap12" binding="tns:PSREmailServiceSoap12">
    <soap12:address location="http://122.255.30.75:8090/WebServices/PSREmailService.asmx"/>
    </wsdl:port>
    </wsdl:service>
    </wsdl:definitions>
C# Web service consuming error in SAP
===

![enter image description here][1]


  [1]: http://i.stack.imgur.com/8E6HD.png


We have developed a webs service which consumes fine with a C#.net application but this web service not been able to consume by a SAP application getting the error : **Unable to Handle request without a valid action parameter**

What would be the problem?

WSDL File:

    <wsdl:definitions xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:tm="http://microsoft.com/wsdl/mime/textMatching/" xmlns:soapenc="http://schemas.xmlsoap.org/soap/encoding/" xmlns:mime="http://schemas.xmlsoap.org/wsdl/mime/" xmlns:tns="http://sabretch.com/psr" xmlns:s="http://www.w3.org/2001/XMLSchema" xmlns:soap12="http://schemas.xmlsoap.org/wsdl/soap12/" xmlns:http="http://schemas.xmlsoap.org/wsdl/http/" xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/" targetNamespace="http://sabretch.com/psr">
    <wsdl:types>
    <s:schema elementFormDefault="qualified" targetNamespace="http://sabretch.com/psr">
    <s:element name="SendChangeLog">
    <s:complexType>
    <s:sequence>
    <s:element minOccurs="0" maxOccurs="1" name="toDetails" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="subject" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="arr_psrAlertLogItems" type="tns:ArrayOfObj"/>
    </s:sequence>
    </s:complexType>
    </s:element>
    <s:complexType name="ArrayOfObj">
    <s:sequence>
    <s:element minOccurs="0" maxOccurs="unbounded" name="Obj" nillable="true" type="tns:Obj"/>
    </s:sequence>
    </s:complexType>
    <s:complexType name="Obj">
    <s:sequence>
    <s:element minOccurs="0" maxOccurs="1" name="ChangeDateTime" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="SalesOrderKey" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="Line" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="FieldTecnicalName" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="Value" type="s:string"/>
    <s:element minOccurs="0" maxOccurs="1" name="ChangedUser" type="s:string"/>
    </s:sequence>
    </s:complexType>
    <s:element name="SendChangeLogResponse">
    <s:complexType>
    <s:sequence>
    <s:element minOccurs="1" maxOccurs="1" name="SendChangeLogResult" type="s:boolean"/>
    </s:sequence>
    </s:complexType>
    </s:element>
    </s:schema>
    </wsdl:types>
    <wsdl:message name="SendChangeLogSoapIn">
    <wsdl:part name="parameters" element="tns:SendChangeLog"/>
    </wsdl:message>
    <wsdl:message name="SendChangeLogSoapOut">
    <wsdl:part name="parameters" element="tns:SendChangeLogResponse"/>
    </wsdl:message>
    <wsdl:portType name="PSREmailServiceSoap">
    <wsdl:operation name="SendChangeLog">
    <wsdl:input message="tns:SendChangeLogSoapIn"/>
    <wsdl:output message="tns:SendChangeLogSoapOut"/>
    </wsdl:operation>
    </wsdl:portType>
    <wsdl:binding name="PSREmailServiceSoap" type="tns:PSREmailServiceSoap">
    <soap:binding transport="http://schemas.xmlsoap.org/soap/http"/>
    <wsdl:operation name="SendChangeLog">
    <soap:operation soapAction="http://sabretch.com/psr/SendChangeLog" style="document"/>
    <wsdl:input>
    <soap:body use="literal"/>
    </wsdl:input>
    <wsdl:output>
    <soap:body use="literal"/>
    </wsdl:output>
    </wsdl:operation>
    </wsdl:binding>
    <wsdl:binding name="PSREmailServiceSoap12" type="tns:PSREmailServiceSoap">
    <soap12:binding transport="http://schemas.xmlsoap.org/soap/http"/>
    <wsdl:operation name="SendChangeLog">
    <soap12:operation soapAction="http://sabretch.com/psr/SendChangeLog" style="document"/>
    <wsdl:input>
    <soap12:body use="literal"/>
    </wsdl:input>
    <wsdl:output>
    <soap12:body use="literal"/>
    </wsdl:output>
    </wsdl:operation>
    </wsdl:binding>
    <wsdl:service name="PSREmailService">
    <wsdl:port name="PSREmailServiceSoap" binding="tns:PSREmailServiceSoap">
    <soap:address location="http://122.255.30.75:8090/WebServices/PSREmailService.asmx"/>
    </wsdl:port>
    <wsdl:port name="PSREmailServiceSoap12" binding="tns:PSREmailServiceSoap12">
    <soap12:address location="http://122.255.30.75:8090/WebServices/PSREmailService.asmx"/>
    </wsdl:port>
    </wsdl:service>
    </wsdl:definitions>