Re: [Matplotlib-users] GEOS Error

2009-11-23 Thread John Powell
I have also seen this error and I believe it is to do with identical geometries being unioned. I cleaned my dataset using someting like select t1.id from points t1, points t2 where t1.id<>t2.id and st_equals(t1.geom,t2.geom)='t' group by t1.id to find all the duplicates which i then deleted. Th

Re: [Matplotlib-users] GEOS Error

2009-04-18 Thread John [H2O]
>> > What versions of python, numpy, matplotlib, basemap and the GEOS library > do you have? > > -Jeff > > numpy - 1.2.0 matplotlib - 0.98.5.2 basemap - 0.99.3 As for GEOS version, not sure but I have these files in /usr/lib libgeos_c.so.1 libgeos.so.2

Re: [Matplotlib-users] GEOS Error

2009-04-17 Thread Jeff Whitaker
John [H2O] wrote: > Does anyone know what this error may result from: > GEOS_ERROR: TopologyException: no outgoing dirEdge found (74.5584,-90,-90) > Segmentation fault > > > I am getting it for various projections and datasets... > > working with mpl_toolkits.basemap > > Thanks! > What versions

[Matplotlib-users] GEOS Error

2009-04-17 Thread John [H2O]
Does anyone know what this error may result from: GEOS_ERROR: TopologyException: no outgoing dirEdge found (74.5584,-90,-90) Segmentation fault I am getting it for various projections and datasets... working with mpl_toolkits.basemap Thanks! -- View this message in context: http://www.nabble