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As @Jeffrey states, readOGR from the rgdal library imports a CRS if there is one embedded in the shapefile. You can check by (example using a shp I've been playing with): proj4string(india) # from the sp package # [1] "+proj=longlat +datum=WGS84 +no_defs +ellps=WGS84 +towgs84=0,0,0" If this returns NA you can specify a CRS with: proj4string(india) <- ...


I do not know why you get an error but compare your results with mine. Download first this file https://hub.qgis.org/attachments/8536/Trecks.gdb.zip Unzip (it will create a directory) and run ogrinfo ogrinfo Trecks.gdb Had to open data source read-only. INFO: Open of `trecks.gdb' using driver `OpenFileGDB' successful. 1: Venedigertreck_3D (3D Multi ...

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