| ERROR | input geometry gtype must be GTYPE_POLYGON for extrusion |
| CAUSE | The input geometry gtype was not GTYPE_POLYGON. |
| ACTION | Ensure that the gtype of the input polygon is GTYPE_POLYGON. |
| ERROR | input geometry gtype must be GTYPE_POLYGON for extrusion |
| CAUSE | The input geometry gtype was not GTYPE_POLYGON. |
| ACTION | Ensure that the gtype of the input polygon is GTYPE_POLYGON. |