Cause
An attempt was made to create a spatial index create on a column that is not of type SDO_GEOMETRY.
An attempt was made to create a spatial index create on a column that is not of type SDO_GEOMETRY.
A spatial index can only be created on a column of type SDO_GEOMETRY. Make sure the indexed column is of type SDO_GEOMETRY.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e12700.htm
https://community.oracle.com/message/2118177
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