[WebException: The underlying connection was closed: The message length limit was exceeded.]System.Net.HttpWebRequest.GetResponse()
response headers 最多 64 kb限制
HttpWebRequest.DefaultMaximumResponseHeadersLength = -1; // unlimited
[WebException: The underlying connection was closed: The message length limit was exceeded.]解决方法
原文：http://www.cnblogs.com/94cool/p/4241140.html