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,,