Roberto adiciona ?WSDL ao fim do URL.
http://consultacep.correios.com.br/office2003/query.asmx?WSDL

>Olá pessoal,
>
>estou tentando usar o webservice dos correios, mas estou obtendo o erro abaixo quando tento registrá-lo no endereço http://consultacep.correios.com.br/office2003/query.asmx
>
>Error generating IntelliSense scripts. Check for a valid WSDL URL location or invalid WSDL content. The WSDL file may hava also been in use -- try regeneration the XML Web Service files again.
>
>WSDLReader : WSDLReader:XML Parser failed at linenumber 63, lineposition 19, reason is: Tha name in the end tag of the element must match the element type in the start tag.
>HRESULT=0x1: Função incorreta.
>- WSDLReader:Loading of the WSDL file failed HR
>
>Agradeço antecipadamente a qualquer ajuda.