新建MVC3项目时出错：错误 2 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\Assembli

错误    2    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:\Project\CJCGZHGL\12-系统源码\WellLogging\WellLogging.Web\Models\AccountModels.cs    242    28    WellLogging.Web

解决方案：

删除web中的System.Web.WebPages