title: The prefix "xsd" for element "xsd:schema" is not bound
body: <p>I received this WSDL and I am having a problem with the XSD. </p>
  
  <p>I can't seem to find the issue in my XSD file.</p>
  
  <p>What is not bound?
  How can I solve this?</p>
  
  <pre><code>error: The prefix "xsd" for element "xsd:schema" is not bound.
  </code></pre>
  
  <p>This is part of the XSD file:</p>
  
  <pre><code> &lt;xsd:schema targetNamespace="http://www.informatica.com/wsdl/"
               elementFormDefault="qualified"
               attributeFormDefault="unqualified"
               xmlns="http://www.informatica.com/wsdl/"
               xmlns:infatype="http://www.informatica.com/types/"&gt;
        &lt;xsd:import namespace="http://schemas.xmlsoap.org/wsdl/http/"/&gt;
           &lt;xsd:element name="SHA003Bis_GetArticleDataResponse"
                        type="SHA003Bis_GetArticleDataResponseType"/&gt;
           &lt;xsd:element name="SHA003Bis_GetArticleDataRequest"
                        type="SHA003Bis_GetArticleDataRequestType"/&gt;
           &lt;xsd:complexType name="SHA003Bis_GetArticleDataRequestType"&gt;
              &lt;xsd:sequence&gt;
                 &lt;xsd:element name="SHA003Bis_GetArticleDataRequestElement"&gt;
                    &lt;xsd:complexType&gt;
                       &lt;xsd:sequence&gt;
                          &lt;xsd:element name="Company" minOccurs="0" maxOccurs="1"&gt;
                             &lt;xsd:simpleType&gt;
                                &lt;xsd:restriction base="xsd:integer"/&gt;
                             &lt;/xsd:simpleType&gt;
                          &lt;/xsd:element&gt;
  </code></pre>
  
  <p>And this is part of the WSDL:</p>
  
  <pre><code>&lt;wsdl:definitions targetNamespace="http://www.informatica.com/" 
                    xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/" 
                    xmlns:xsd="http://www.w3.org/2001/XMLSchema" 
                    xmlns:http="http://schemas.xmlsoap.org/wsdl/http/" 
                    xmlns:soapenc="http://schemas.xmlsoap.org/soap/encoding/" 
                    xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" 
                    xmlns:mime="http://schemas.xmlsoap.org/wsdl/mime/" 
                    xmlns:n="http://www.informatica.com/wsdl/" 
                    xmlns:infa="http://www.informatica.com/" 
                    xmlns="http://schemas.xmlsoap.org/wsdl/"&gt;
     &lt;wsdl:types&gt;
        &lt;xsd:schema targetNamespace="http://www.informatica.com/wsdl/"
                    elementFormDefault="qualified"
                    attributeFormDefault="unqualified"
                    xmlns="http://www.informatica.com/wsdl/"
                    xmlns:infatype="http://www.informatica.com/types/"&gt;
           &lt;xsd:import namespace="http://schemas.xmlsoap.org/wsdl/http/"/&gt;
           &lt;xsd:element name="SHA003Bis_GetArticleDataResponse"
                        type="SHA003Bis_GetArticleDataResponseType"/&gt;
           &lt;xsd:element name="SHA003Bis_GetArticleDataRequest"
                        type="SHA003Bis_GetArticleDataRequestType"/&gt;
           &lt;xsd:complexType name="SHA003Bis_GetArticleDataRequestType"&gt;
              &lt;xsd:sequence&gt;
                 &lt;xsd:element name="SHA003Bis_GetArticleDataRequestElement"&gt;
                    &lt;xsd:complexType&gt;
                       &lt;xsd:sequence&gt;
                          &lt;xsd:element name="Company" minOccurs="0" maxOccurs="1"&gt;
                             &lt;xsd:simpleType&gt;
                                &lt;xsd:restriction base="xsd:integer"/&gt;
                             ...
  </code></pre>