Hi Gerd, I tried r2990 but it returned this error java.lang.IndexOutOfBoundsException: Index: 1, Size: 0 at java.util.ArrayList.rangeCheckForAdd(Unknown Source) at java.util.ArrayList.addAll(Unknown Source) at uk.me.parabola.util.Java2DConverter.areaToSingularAreas(Java2DConverter.java:146) at uk.me.parabola.util.Java2DConverter.areaToSingularAreas(Java2DConverter.java:108) at uk.me.parabola.mkgmap.reader.osm.MultiPolygonRelation.cutOutInnerPolygons(MultiPolygonRelation.java:1510) at uk.me.parabola.mkgmap.reader.osm.MultiPolygonRelation.processElements(MultiPolygonRelation.java:988) at uk.me.parabola.mkgmap.reader.osm.ElementSaver.addRelation(ElementSaver.java:158) at uk.me.parabola.mkgmap.reader.osm.o5m.O5mBinHandler.readRel(O5mBinHandler.java:309) at uk.me.parabola.mkgmap.reader.osm.o5m.O5mBinHandler.readFile(O5mBinHandler.java:153) at uk.me.parabola.mkgmap.reader.osm.o5m.O5mBinHandler.parse(O5mBinHandler.java:108) at uk.me.parabola.mkgmap.reader.osm.o5m.O5mBinMapDataSource.load(O5mBinMapDataSource.java:45) at uk.me.parabola.mkgmap.reader.osm.OsmMapDataSource.load(OsmMapDataSource.java:127) at uk.me.parabola.mkgmap.main.MapMaker.loadFromFile(MapMaker.java:167) at uk.me.parabola.mkgmap.main.MapMaker.makeMap(MapMaker.java:63) at uk.me.parabola.mkgmap.main.Main$1.call(Main.java:220) at uk.me.parabola.mkgmap.main.Main$1.call(Main.java:216) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source)