[Qgis-user] CRS troubles (QGIS 3.6.3, Proj 6.1.0)

Hernán De Angelis dhdeangelis at comhem.se
Fri Jun 14 03:06:12 PDT 2019


I am having difficulties using QGIS 3.6.3 with Proj 6.1.0. I wonder if 
this can be a consequence of the recent integration with Proj 6 or may 
be some other (local) problem.

The most striking issue after installing the new version is that many of 
the usual projections are now either missing or have a different 
authority name. The latter is not in itself a problem, but many of the 
usual projections (EPSG:4326, EPSG:4258), including most of the ones I 
used in my projects, are simply not present. Some of those  seem to have 
been reinterpreted as user defined.

Has anyone experienced this?

Any hint will be appreciated.

Thanks

H.


For example, for EPSG 3006, used in some of these projects QGIS states:

Generated CRS (+proj=utm +zone=33 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 
+units=m +no_defs)

Extent

Extent not known

Proj4

+proj=utm +zone=33 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs


But doing ogrinfo about one of the layers in the project can be 
retrieved correctly:

Layer SRS WKT:
PROJCS["SWEREF99 TM",
     GEOGCS["SWEREF99",
         DATUM["SWEREF99",
             SPHEROID["GRS 1980",6378137,298.257222101,
                 AUTHORITY["EPSG","7019"]],
             AUTHORITY["EPSG","6619"]],
         PRIMEM["Greenwich",0,
             AUTHORITY["EPSG","8901"]],
         UNIT["degree",0.0174532925199433,
             AUTHORITY["EPSG","9122"]],
         AUTHORITY["EPSG","4619"]],
     PROJECTION["Transverse_Mercator"],
     PARAMETER["latitude_of_origin",0],
     PARAMETER["central_meridian",15],
     PARAMETER["scale_factor",0.9996],
     PARAMETER["false_easting",500000],
     PARAMETER["false_northing",0],
     UNIT["metre",1,
         AUTHORITY["EPSG","9001"]],
     AXIS["Northing",NORTH],
     AXIS["Easting",EAST],
     AUTHORITY["EPSG","3006"]]




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