[postgis-devel] [PostGIS] #1774: ST_ChangeEdgeGeom: ERROR: lwpoly_from_lwlines: shell must have at least 4 points

[PostGIS]

#1774: ST_ChangeEdgeGeom: ERROR:  lwpoly_from_lwlines: shell must have at least 4
points
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 Reporter:  strk      |       Owner:  strk         
     Type:  defect    |      Status:  new          
 Priority:  medium    |   Milestone:  PostGIS 2.0.1
Component:  topology  |     Version:  2.0.x        
 Keywords:            |  
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Changes (by strk):

  * owner:  pramsey => strk
  * component:  postgis => topology


Comment:

 Ok the error is raised when passing a single-point edge as a replacement
 for an existing edge. It's surely non-isomorphic (even if the edge was
 closed, a face would disappear), but could be reported in a nicer way :)

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Ticket URL: <http://trac.osgeo.org/postgis/ticket/1774#comment:1>
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