摘要：
使用arr过程中遇到诡异的502错误，把承载arr的网站的应用程序池切换为.NET2.0，则可能解决这个问题，目前原因不详参见官方论坛http://forums.iis.net/t/1187225.aspx/1?ARR+POST+requests+causing+502+3+timeoutsUPDATE:further testing reveals that there seems to be an issue if the main server is running as a .NET 4.0 application. I created a dummy site with a sing 阅读全文