Cause
The RASTER_DATA_TABLE and RASTER_ID columns contained the same information in two or more rows in the USER_SDO_GEOR_SYSDATA view.
The RASTER_DATA_TABLE and RASTER_ID columns contained the same information in two or more rows in the USER_SDO_GEOR_SYSDATA view.
Ensure that the RASTER_DATA_TABLE and RASTER_ID columns in the USER_SDO_GEOR_SYSDATA view contain the correct information, and that the value pair is unique for each row.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e12700.htm
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