render = new GrapeCity.ActiveReports.Export.Pdf.Page.PdfRenderingExtension();
settings = new GrapeCity.ActiveReports.Export.Pdf.Page.Settings();
return new ReportExport(render, settings);
您好,GrapeCity.ActiveReports.ReportException: 'Subreport name is not specified for subreport report item 'Subreport1'',这个意思是子报表没有加报表名称导致的报错,您根据下面截图给子报表添加一下。