https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1208542#M65448 <P>The shp file that I am using to zone with has 238235 elements. The raster file that is to be zonal statistic and find the maximum is a flow accumulation file of Yangtze River Basin made by 30 meter resolution SRTM DEM. Thank you Dan for asking.</P> Thu, 01 Sep 2022 03:15:42 GMT YilanWei 2022-09-01T03:15:42Z https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1207599#M65430 <P>arcgisscripting.ExecuteError: ERROR 999999: Error executing function.<BR />Too many unique values<BR />Failed to execute (ZonalStatisticsAsTable).</P> Tue, 30 Aug 2022 09:04:25 GMT https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1207599#M65430 YilanWei 2022-08-30T09:04:25Z https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1207614#M65431 <P><A href="https://pro.arcgis.com/en/pro-app/latest/tool-reference/spatial-analyst/zonal-statistics-as-table.htm" target="_blank">Zonal Statistics as Table (Spatial Analyst)—ArcGIS Pro | Documentation</A></P><P>how many unique values are there in the raster table?</P> Tue, 30 Aug 2022 10:20:44 GMT https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1207614#M65431 DanPatterson 2022-08-30T10:20:44Z https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1208542#M65448 <P>The shp file that I am using to zone with has 238235 elements. The raster file that is to be zonal statistic and find the maximum is a flow accumulation file of Yangtze River Basin made by 30 meter resolution SRTM DEM. Thank you Dan for asking.</P> Thu, 01 Sep 2022 03:15:42 GMT https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1208542#M65448 YilanWei 2022-09-01T03:15:42Z https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1208915#M65467 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="zonal.png" style="width: 400px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/50187i76993992F7F39CAC/image-size/medium?v=v2&amp;px=400" role="button" title="zonal.png" alt="zonal.png" /></span></P><P>you can change the number of unique values to use with this setting</P> Thu, 01 Sep 2022 21:43:46 GMT https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1208915#M65467 DanPatterson 2022-09-01T21:43:46Z https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1209548#M65484 <P>Thanks a lot Dan! It works.</P><P>Yilan</P> Sun, 04 Sep 2022 04:02:25 GMT https://community.esri.com/t5/python-questions/arcgisscripting-executeerror-error-999999-error/m-p/1209548#M65484 YilanWei 2022-09-04T04:02:25Z