[PostGIS] #6120: XX000: SQL/MM Spatial exception - curve not simple

PostGIS trac at osgeo.org
Wed Sep 2 10:13:57 PDT 2026


#6120: XX000: SQL/MM Spatial exception - curve not simple
--------------------------------+---------------------------
  Reporter:  Lars Aksel Opsahl  |      Owner:  strk
      Type:  defect             |     Status:  new
  Priority:  medium             |  Milestone:  PostGIS 3.6.5
 Component:  topology           |    Version:  3.6.x
Resolution:                     |   Keywords:  robustness
--------------------------------+---------------------------
Comment (by strk):

 Interesting: there's ALREADY a call to `lwgeom_make_valid`, but I'm afraid
 that call won't resolve non-simple curves (lines are always valid). We
 might need an `lwgeom_make_simple` instead
-- 
Ticket URL: <https://trac.osgeo.org/postgis/ticket/6120#comment:12>
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