id summary reporter owner description type status priority milestone component version severity resolution keywords cc 6079 img files (HFA) are created with simplified prj strings ccjklppp warmerdam "when creating img files (HFA driver), the files are created with simplified prj strings (i.e. a prj with no authority codes). for example: img file created by gdalwarp with epsg 4326, contains the following prj (read by gdalinfo): {{{ GEOGCS[""WGS 84"", DATUM[""WGS_1984"", SPHEROID[""WGS 84"",6378137,298.257223563]], PRIMEM[""Greenwich"",0], UNIT[""degree"",0.0174532925199433]] }}} On the contrary, when I use erdas imagine to create an img file (from the same source), the output contains the following prj (read by gdalinfo): {{{ GEOGCS[""WGS 84"", DATUM[""WGS_1984"", SPHEROID[""WGS 84"",6378137,298.257223563, AUTHORITY[""EPSG"",""7030""]], AUTHORITY[""EPSG"",""6326""]], PRIMEM[""Greenwich"",0, AUTHORITY[""EPSG"",""8901""]], UNIT[""degree"",0.0174532925199433, AUTHORITY[""EPSG"",""9122""]], AUTHORITY[""EPSG"",""4326""]] }}}" defect closed high closed_because_of_github_migration GDAL_Raster 2.0.1 normal wontfix