On Wed, Sep 21, 2011 at 06:38:02AM -0700, G. van Es wrote: > Sandro, thanks for your reply. You're right about "folding postgis 7 times" > :-) > > I'm having difficulties in isolating the offending geometries, which is > mainly due to my lack of knowledge. > > When I look at the location at 59647.5 392932 there is no intersection. Only > when I use buffer(geom,1) there are two objects, one of them being a funny > line of three points but still identified by PG as polygon.
Does sound like a culprit. Must be the 7th folding of a polygon :) Try omitting it from the input set. --strk; () Free GIS & Flash consultant/developer /\ http://strk.keybit.net/services.html _______________________________________________ postgis-users mailing list postgis-users@postgis.refractions.net http://postgis.refractions.net/mailman/listinfo/postgis-users