:An unexpected error occured. Additional information: 'No data has been set. Please specify either a DataSet or a DataView to use'
SourceError:GrapeCity.ActiveReports.v9
请问 _reportRuntime.Render(excelRenderingExtension, outputProvider, excelSetting.GetSettings()); 这个函数对_reportRuntime对报表数据源是怎么取得, 因为我的数据源一般是重新加载的,但是这样调用之后,过不了。 |