Server was unable to read request

Hi ,

i has written J2ME application, which is calling Web Service in .NET.

I an able to get data from the web service. While posting data to server i am getting follwoing error:

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Buffer:<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <soap:Fault>
      <faultcode>soap:Client</faultcode>
      <faultstring>Server was unable to read request. --&gt; The &amp;lt;Cust_Appointment&amp;gt; tag from namespace  is expected. Line 1, position 2.</faultstring>
      <detail />
    </soap:Fault>
  </soap:Body>
</soap:Envelope>

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i am sending XML to the web service.

Help me in this please,

Abhishek