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我创造了一个自定义的数据类型一把umbraco但是当我在一把umbraco节点运行它，它给了我一个错误错误一把umbraco用户控件使用一把umbraco用户控件包装包装器
At /umbraco/editContent.aspx?id=2969 (Referred by: http://aksp:201/umbraco/umbraco.aspx): System.InvalidCastException: Unable to cast object of type 'ASP.usercontrols_shopdata_ascx' to type 'umbraco.editorControls.userControlGrapper.IUsercontrolDataEditor'. at umbraco.editorControls.userControlGrapper.usercontrolDataEditor.OnInit(EventArgs e) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Control.AddedControl(Control control, Int32 index) at umbraco.controls.ContentControl.addControlNew(Property p, TabPage tp, String Caption) at umbraco.controls.ContentControl.CreateChildControls() at System.Web.UI.Control.EnsureChildControls() at umbraco.controls.ContentControl.OnInit(EventArgs e) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Control.AddedControl(Control control, Int32 index) at umbraco.cms.presentation.editContent.OnInit(EventArgs e) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
我不知道哪里出了问题？