Cause
The tg_type in SDO_TOPO_GEOMETRY constructor did not match the type specified for the layer.
The tg_type in SDO_TOPO_GEOMETRY constructor did not match the type specified for the layer.
Check the USER_SDO_TOPO_METADATA view to see the layer type for the layer and use it in the constructor.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e12700.htm
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