The call to the Web service "request aborted: The request has been canceled." ”

In the background of authoring (www.helpqy.com), when the post data is written to Httpwebrequest.getrequeststream using Streamwrite, a call to Httpwebresponse.getresponsestream appears "The request was aborted: The request has been canceled." "Error, on-line inspection found that as long as the contentlength shielding out can solve the problem. The reason behind the thought is that the previous StreamWriter did not have a very clean finish to write the data stream resulting in a subsequent operation exception. The following still retains the contentlength, but does not use the streamwrite to write, but uses the stream to write, the parameters with the length of writing, after writing, use using to close.

The call to the Web service "request aborted: The request has been canceled." ”