.NET：无法从传输连接读取数据：I/O 操作已中止

问：

以下代码在 .NET 控制台应用程序中有效，但在 .NET Core 控制台应用程序中不起作用。

在 .NET Core 控制台应用程序中，我收到错误消息

The operation was canceled

和 是InnerException

Unable to read data from the transport connection: The I/O operation has been aborted because of either a thread exit or an application request

var client = new HttpClient();
            
HttpRequestMessage httpRequestMessage = new HttpRequestMessage(HttpMethod.Get, "https://www.nseindia.com/option-chain");
httpRequestMessage.Headers.Add("User-Agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)");
httpRequestMessage.Headers.Add("Accept", "text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5");
httpRequestMessage.Headers.Add("Accept-Language", "en-us,en;q=0.5");
httpRequestMessage.Headers.Add("Accept-Charset", "ISO-8859-1,utf-8;q=0.7,*;q=0.7");
var response = await client.SendAsync(httpRequestMessage);