“/”应用程序中的服务器错误。

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[ArgumentException: 已添加项。字典中的关键字:“RegistryPermission”所添加的关键字:“RegistryPermission”]
   System.Collections.Hashtable.Insert(Object key, Object nvalue, Boolean add) +7502712
   System.Collections.Hashtable.Add(Object key, Object value) +11
   System.Security.Policy.PolicyLevel.FromXml(SecurityElement e) +307
   System.Security.SecurityManager.LoadPolicyLevelFromStringHelper(String str, String path, PolicyLevelType type) +207
   System.Security.SecurityManager.LoadPolicyLevelFromString(String str, PolicyLevelType type) +37
   System.Web.HttpRuntime.CreatePolicyLevel(String configFile, String appDir, String binDir, String strOriginUrl, Boolean& foundGacToken) +420
   System.Web.HttpRuntime.SetTrustLevel(TrustSection trustSection, SecurityPolicySection securityPolicySection) +9031614
   System.Web.HttpRuntime.HostingInit(HostingEnvironmentFlags hostingFlags) +186

[HttpException (0x80004005): 已添加项。字典中的关键字:“RegistryPermission”所添加的关键字:“RegistryPermission”]
   System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +9002835
   System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +85
   System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +333