摘要：
错误 2280 类型“System.Web.Mvc.ModelClientValidationRule”同时存在于“C:\Program Files\Microsoft ASP.NET\ASP.NET Web Pages\v2.0\Assemblies\System.Web.WebPages.dll”和“C:\Program Files\Microsoft ASP.NET\ASP.NET MVC 3\Assemblies\System.Web.Mvc.dll”中 D:\workspace\ecard26b\v 2.60\src\ecard.web\Global.asax.cs 310 37 E 阅读全文
