Stack: 在 System.Web.UI.TagPrefixTagNameToTypeMapper.System.Web.UI.ITagNameToTypeMapper.GetControlType(String tagName, IDictionary attribs) 在 System.Web.UI.MainTagNameToTypeMapper.GetControlType2(String tagName, IDictionary attribs, Boolean fAllowHtmlTags) 在 System.Web.UI.MainTagNameToTypeMapper.GetControlType(String tagName, IDictionary attribs, Boolean fAllowHtmlTags) 在 System.Web.UI.RootBuilder.GetChildControlType(String tagName, IDictionary attribs) 在 System.Web.UI.ControlBuilder.CreateChildBuilder(String filter, String tagName, IDictionary attribs, TemplateParser parser, ControlBuilder parentBuilder, String id, Int32 line, VirtualPath virtualPath, Type& childType, Boolean defaultProperty) 在 System.Web.UI.TemplateParser.ProcessBeginTag(Match match, String inputText) 在 System.Web.UI.TemplateParser.ParseStringInternal(String text, Encoding fileEncoding)