Message:Session state can only be used when enableSessionState is set to true, either in a configuration file or in the Page directive. Please also make sure that System.Web.SessionStateModule or a custom session state module is included in the \\ section in the application configuration. | StackTrace: at System.Web.UI.Page.get_Session() at MaSong.Coupon.SLAPP.Web.ErrorTip.Page_Load(Object sender, EventArgs e) | Source:System.Web
解决方案 »
免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货