Hi, Thank you for you answer. It unfortunately did not work. The NetCDF-plugin does not seem to read the .prj file. The projection information is in the NetCDF file already. Probably something wrong with the structure of the NetCDF-file. unsure what though.
Kind regards, Frank van der Stelt Systems developer SMHI - Swedish Meteorological and Hydrological Institute ________________________________ Från: Marks, Constant [constant.ma...@unt.edu] Skickat: den 20 augusti 2019 15:17 Till: Van Der Stelt Frank; geoserver-users@lists.sourceforge.net Ämne: RE: [EXT] [Geoserver-users] Can't read Netcdf with WKT attributes I had an issue loading some geotiffs that needed an .prj file created before I could add them as a raster data store. Maybe you could create one for your netcdf file? Constant Marks Research Assistant | Computer Science and Engineering University of North Texas Office: Discovery Parks F216 e: constant.ma...@unt.edu<mailto:constant.ma...@unt.edu> t: (303) 482 7292<tel:482%207292> -------- Original message -------- From: Van Der Stelt Frank <frank.vanderst...@smhi.se> Date: 8/20/19 6:52 AM (GMT-06:00) To: geoserver-users@lists.sourceforge.net Subject: [EXT] [Geoserver-users] Can't read Netcdf with WKT attributes Hi All, I'm using the Netcdf input plugin with geoserver 2.15.2. However when I try to read my files I get a warning "unable to connect" This because the CRS is not found: Caused by: java.io.IOException: java.lang.IllegalArgumentException: Unable to find a CRS for the provided variable: lon Before this warning another warning appears: WARNING: Unable to setup a CRS from the specified WKT: PROJCS['unnamed',GEOGCS['GRS 1980(IUGG, 1980)',DATUM['unknown',SPHEROID['GRS80',6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM['Greenwich',0],UNIT['degree',0.0174532925199433]],PROJECTION['Transverse_Mercator'],PARAMETER['latitude_of_origin',0],PARAMETER['central_meridian',18],PARAMETER['scale_factor',1],PARAMETER['false_easting',150000],PARAMETER['false_northing',0],UNIT['Meter',1]] My netcdf has a variable projection which is read by the netcdf plugin according to the documentation: https://docs.geoserver.org/stable/en/user/extensions/netcdf/netcdf.html#wkt-attributes<https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdocs.geoserver.org%2Fstable%2Fen%2Fuser%2Fextensions%2Fnetcdf%2Fnetcdf.html%23wkt-attributes&data=02%7C01%7Cconstant.marks%40unt.edu%7Ce946b07be26740a024de08d72564d01d%7C70de199207c6480fa318a1afcba03983%7C0%7C0%7C637018987240916010&sdata=saMoWokHdHbYg8Nl4Aopsaudx9Lz%2FbGyCs7r93sVXPY%3D&reserved=0> It looks like this (ncdump): int projection ; projection:grid_mapping_name = "transverse_mercator" ; projection:proj4 = "+proj=tmerc +lat_0=0 +lon_0=18 +k=1 +x_0=150000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs" ; projection:scale_factor_at_central_meridian = 1. ; projection:longitude_of_central_meridian = 18. ; projection:latitude_of_projection_origin = 0. ; projection:false_easting = 150000. ; projection:false_northing = 0. ; projection:semi_major_axis = 6378137. ; projection:inverse_flattening = 298.257222101 ; projection:spatial_ref = "PROJCS[\"unnamed\",GEOGCS[\"GRS 1980(IUGG, 1980)\",DATUM[\"unknown\",SPHEROID[\"GRS80\",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",18],PARAMETER[\"scale_factor\",1],PARAMETER[\"false_easting\",150000],PARAMETER[\"false_northing\",0],UNIT[\"Meter\",1]]" ; The WKT syntax is parsed (parseWKT in geotools) but the coordinate reference system is not created. Does anyone else have this problem when using the WKT-syntax in netcdf? Something wrong with the WKT-syntax? Any way to turn of the parsing by geoserver? Kind regards, Frank van der Stelt Systems developer SMHI - Swedish Meteorological and Hydrological Institute
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