A Database Error Occurred

Error Number: 1055

Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'miaharpe_xj7r.cms_shipping.shipping_id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by

SELECT * FROM cms_shipping, cms_country WHERE cms_shipping.country = cms_country.code GROUP BY cms_shipping.country

Filename: models/Shipping.php

Line Number: 104