Version mkgmap-r3128 was committed by gerd on Wed, 26 Mar 2014 apply (adapted version of) del-dup-POI-v1.patch Detect POI with identical tags and coordinates (in Garmin units) and ignore them. These are typically generated for highly detailed ways by the --add-pois-to-limes option. Two possible warnings: for generated POI: ignoring duplicate (generated) POI at ... for others: ignoring duplicate POI http://www.openstreetmap.org/browse/node/...