topic Error: Invalid spatial reference - when downloading offline map in Collector in ArcGIS Collector Questions https://community.esri.com/t5/arcgis-collector-questions/error-invalid-spatial-reference-when-downloading/m-p/130196#M2335 <HTML><HEAD></HEAD><BODY><P>I received the error "invalid spatial reference" when attempting to download an offline map in Collector, and I'm unable to determine the cause of this. My map contains one projected feature service layer and an ArcGIS basemap. Any help would be appreciated!&nbsp;</P></BODY></HTML> Tue, 10 Apr 2018 16:51:02 GMT Maryrose_Kulick 2018-04-10T16:51:02Z Error: Invalid spatial reference - when downloading offline map in Collector https://community.esri.com/t5/arcgis-collector-questions/error-invalid-spatial-reference-when-downloading/m-p/130196#M2335 <HTML><HEAD></HEAD><BODY><P>I received the error "invalid spatial reference" when attempting to download an offline map in Collector, and I'm unable to determine the cause of this. My map contains one projected feature service layer and an ArcGIS basemap. Any help would be appreciated!&nbsp;</P></BODY></HTML> Tue, 10 Apr 2018 16:51:02 GMT https://community.esri.com/t5/arcgis-collector-questions/error-invalid-spatial-reference-when-downloading/m-p/130196#M2335 Maryrose_Kulick 2018-04-10T16:51:02Z Re: Error: Invalid spatial reference - when downloading offline map in Collector https://community.esri.com/t5/arcgis-collector-questions/error-invalid-spatial-reference-when-downloading/m-p/130197#M2336 <HTML><HEAD></HEAD><BODY><P>What spatial reference do you set with your feature service? Can you try to set into anther one?&nbsp;</P></BODY></HTML> Tue, 10 Apr 2018 18:45:27 GMT https://community.esri.com/t5/arcgis-collector-questions/error-invalid-spatial-reference-when-downloading/m-p/130197#M2336 MiaogengZhang 2018-04-10T18:45:27Z Re: Error: Invalid spatial reference - when downloading offline map in Collector https://community.esri.com/t5/arcgis-collector-questions/error-invalid-spatial-reference-when-downloading/m-p/130198#M2337 <HTML><HEAD></HEAD><BODY><P>My feature service is in&nbsp;NAD 1983 UTM Zone 10N. I tried&nbsp;exporting the feature class to a shapefile in&nbsp;a GCS&nbsp;and republishing and the download worked then, but domains from the original feature class were not preserved. Are certain spatial references incompatible?</P></BODY></HTML> Tue, 10 Apr 2018 20:54:32 GMT https://community.esri.com/t5/arcgis-collector-questions/error-invalid-spatial-reference-when-downloading/m-p/130198#M2337 Maryrose_Kulick 2018-04-10T20:54:32Z Re: Error: Invalid spatial reference - when downloading offline map in Collector https://community.esri.com/t5/arcgis-collector-questions/error-invalid-spatial-reference-when-downloading/m-p/130199#M2338 <HTML><HEAD></HEAD><BODY><P>Got it working - exported the layer with WGS 84 and added it to a new geodatabase. Had to recreate the attribute domains, then republished. Any idea as to why&nbsp;<SPAN style="background-color: #ffffff;">NAD 1983 UTM Zone 10N would be an invalid spatial reference for an offline map?</SPAN></P></BODY></HTML> Tue, 10 Apr 2018 22:23:07 GMT https://community.esri.com/t5/arcgis-collector-questions/error-invalid-spatial-reference-when-downloading/m-p/130199#M2338 Maryrose_Kulick 2018-04-10T22:23:07Z