Hi Ticker, I see some error messages when creating a map for northwest-territories-latest.osm.pbf: SCHW: uk.me.parabola.imgfmt.app.trergn.Polyline e:\osm_out_work\northwest-territories\20170123_113606\63240008.osm.pbf: Problem writing line (class uk.me.parabola.imgfmt.app.trergn.Polyline) of type 0x1d containing 3 points and starting at http://www.openstreetmap.org/?mlat=58.143592&mlon=-110.006011&zoom=17 SCHW: uk.me.parabola.imgfmt.app.trergn.Polyline e:\osm_out_work\northwest-territories\20170123_113606\63240008.osm.pbf: Subdivision shift is 0 and its centre is at http://www.openstreetmap.org/?mlat=58.538117&mlon=-110.791583&zoom=17 SCHW: uk.me.parabola.imgfmt.app.trergn.Polyline e:\osm_out_work\northwest-territories\20170123_113606\63240008.osm.pbf: deltaLong = 36610 SCHW: uk.me.parabola.imgfmt.app.trergn.Polyline e:\osm_out_work\northwest-territories\20170123_113606\63240008.osm.pbf: Problem writing line (class uk.me.parabola.imgfmt.app.trergn.Polyline) of type 0x1d containing 3 points and starting at http://www.openstreetmap.org/?mlat=58.143592&mlon=-110.006011&zoom=17 SCHW: uk.me.parabola.imgfmt.app.trergn.Polyline e:\osm_out_work\northwest-territories\20170123_113606\63240008.osm.pbf: Subdivision shift is 0 and its centre is at http://www.openstreetmap.org/?mlat=58.538117&mlon=-110.791583&zoom=17 ... You should be able to reproduce it with this command: java -ea -jar d:\mkgmap\dist\mkgmap.jar 63240008.osm.pbf using the attached split file. Gerd