SQLSTATE[42000]: Syntax error or access violation: 1055 Expression #5 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'bmen_db_production.mentor_profiles.designation' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by<br>#0 [internal function]: PDOStatement-&gt;execute()<br />
#1 [internal function]: Phalcon\Db\Adapter\Pdo-&gt;executePrepared(Object(PDOStatement), Array, Array)<br />
#2 [internal function]: Phalcon\Db\Adapter\Pdo-&gt;query('SELECT `admin_u...', Array, Array)<br />
#3 [internal function]: Phalcon\Mvc\Model\Query-&gt;_executeSelect(Array, Array, Array)<br />
#4 [internal function]: Phalcon\Mvc\Model\Query-&gt;execute()<br />
#5 [internal function]: Phalcon\Mvc\Model::find(Array)<br />
#6 /var/www/html/bmen_production/app/controllers/HomeController.php(48): Phalcon\Mvc\Model\Criteria-&gt;execute()<br />
#7 [internal function]: Controllers\HomeController-&gt;indexAction()<br />
#8 [internal function]: Phalcon\Dispatcher-&gt;callActionMethod(Object(Controllers\HomeController), 'indexAction', Array)<br />
#9 [internal function]: Phalcon\Dispatcher-&gt;dispatch()<br />
#10 /var/www/html/bmen_production/public/index.php(41): Phalcon\Mvc\Application-&gt;handle()<br />
#11 {main}