Cause
The spatial layer has a geometry with a different SRID than the SRID specified for the layer.
The spatial layer has a geometry with a different SRID than the SRID specified for the layer.
Make sure that all geometries in a layer have the same SRID and that the SRIDs match the SRID for the layer in the USER_SDO_GEOM_METADATA view.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e12700.htm
https://community.oracle.com/message/3266933
https://community.oracle.com/message/3921461
https://community.oracle.com/message/279339
https://community.oracle.com/message/178485
https://community.oracle.com/message/116725
https://community.oracle.com/message/1326381
https://community.oracle.com/message/9637176
https://community.oracle.com/message/1325830
https://community.oracle.com/message/1403407
https://community.oracle.com/message/1855823
https://community.oracle.com/message/991196
https://community.oracle.com/message/10993568
https://community.oracle.com/message/10442239
https://community.oracle.com/message/993452
https://community.oracle.com/message/1371099
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