If you use Generic XYZ for the OpenStreetMap and pass the HTTPS, do you get the same error? https://a.tile.openstreetmap.org/{z}/{x}/{y}.png <http://osgeo-org.1560.x6.nabble.com/file/t195347/openstreetmapxyz.jpg> -- Sent from: http://osgeo-org.1560.x6.nabble.com/MapGuide-Users-f4182607.html