HttpWebRequest, HttpWebResponse stuck after a lot of request

Question

I write an application that acces to website and get html source, but after about 300 400 request, my httpwebrespond won't response and my application stuck.

Anyone know how to solved it ?

My code

HttpWebRequest RequestPage = (HttpWebRequest)WebRequest.Create("http://domain.com/somepage.html");
RequestPage.Timeout = 30000;
RequestPage.Method = "GET";
RequestPage.Accept = "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8";
RequestPage.UserAgent = "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1985.143 Safari/537.36";
string HtmlSourcePage = "";
using (HttpWebResponse RespondPage = (HttpWebResponse)RequestPage.GetResponse())
     {
        StreamReader StreamReaderPage = new StreamReader(RespondPage.GetResponseStream(), System.Text.Encoding.UTF8);
        HtmlSourcePage = StreamReaderPage.ReadToEnd();
        StreamReaderPage.Dispose();
        StreamReaderPage.Close();
        StreamReaderPage = null;
     }

RespondPage.Close(); RequestPage.Abort();

Answer 1

You need to set the maxconnection of connectionManagement in app.config / web.config file:

<configuration>
  <system.net>
      <connectionManagement>
         <add address="*" maxconnection="500" />
      </connectionManagement>
  </system.net>
</configuration>