Hi Everyone, ST_DelaunayTriangles doesn't work in postgis 2.1.
when I run: select ST_DelaunayTriangles(b.geom) from centroids as b; I get the following message: ERROR: lwgeom_delaunay_triangulation: GEOS 3.4 or higher required ********** Error ********** ERROR: lwgeom_delaunay_triangulation: GEOS 3.4 or higher required SQL state: XX000 I am currently running postgis 2.1 with postgres 9.3 on an ubuntu virtual machine in virtual box. select PostGIS_Full_Version(); returns: "POSTGIS="2.1.0 r11822" GEOS="3.4.2-CAPI-1.8.2 r3921" PROJ="Rel. 4.8.0, 6 March 2012" GDAL="GDAL 1.9.2, released 2012/10/08" LIBXML="2.7.8" LIBJSON="UNKNOWN" TOPOLOGY RASTER" I do not understand the error message as I am running GEOS 3.4.2. Can someone help me with a solution? Regards, Jonas van Schrojenstein
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