> > let me be more clear: there are NO invalid geoms in the DB, as reported > by st_isvalid. what is strange: > * invalidities are reported in qgis log (this may be due to > simplification, thanks Alvaro) > > Then attept an 'ST_Simplify(geom,tolerance)' on these geometries to see if these errors occur: - tolerance '1' seems to be the default value being used
> 2017-01-16T11:34:52 1 NOTA: NOTICE: Self-intersection at or near > point > 619746.32941695023 4869530.4882389866 > 2017-01-16T11:34:52 1 NOTA: NOTICE: IllegalArgumentException: Invalid > number of points in LinearRing found 3 - must be 0 or >= 4
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