[ArgumentException: 指定的命名连接在配置中找不到、非计划用于 EntityClient 提供程序或者无效。]
System.Data.EntityClient.EntityConnection.ChangeConnectionString(String newConnectionString) +853
System.Data.Objects.ObjectContext.CreateEntityConnection(String connectionString) +53
System.Web.UI.WebControls.EntityDataSourceView.ConstructContext() +453
System.Web.UI.WebControls.EntityDataSourceView.ExecuteSelect(DataSourceSelectArguments arguments) +134
System.Web.UI.WebControls.ListControl.OnDataBinding(EventArgs e) +365
System.Web.UI.WebControls.ListControl.PerformSelect() +43
System.Web.UI.WebControls.BaseDataBoundControl.EnsureDataBound() +134
System.Web.UI.WebControls.ListControl.OnPreRender(EventArgs e) +36
System.Web.UI.Control.PreRenderRecursiveInternal() +162
System.Web.UI.Control.PreRenderRecursiveInternal() +256
System.Web.UI.Control.PreRenderRecursiveInternal() +256
System.Web.UI.Control.PreRenderRecursiveInternal() +256
System.Web.UI.Control.PreRenderRecursiveInternal() +256
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +6875
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