[gdal-dev] Strange proj.4 problem with ogr2ogr

Frank Warmerdam warmerdam at pobox.com
Mon Dec 10 19:59:52 EST 2007


Roger André wrote:
> I'm having an interesting problem when trying to use ogr2ogr to 
> reproject from one coordinate system to another.  What makes it 
> interesting is that gdalwarp works properly on the same system.  With 
> ogr2ogr I get an error that says,
> 
> "ERROR 6: Unable to load PROJ.4 library (libproj.dll), creation of
> OGRCoordinateTransformation failed.
> Failed to create coordinate transformation between the
> following coordinate systems.  This may be because they
> are not transformable, or because projection services
> (PROJ.4 DLL/.so) could not be loaded."

Roger,

GDAL and OGR both use the OGRCoordinateTransformation class to load
and call PROJ.4.  So I can't explain the behaviour you are seeing.

Best regards,
-- 
---------------------------------------+--------------------------------------
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | President OSGeo, http://osgeo.org



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