An uncaught Exception was encountered

Type: mysqli_sql_exception

Message: Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'db1172598-systemMWS.objekte.id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by

Filename: /is/htdocs/wp1172598_EKHSG4VSD7/www/vens_php7_frontend_20181104/system/database/drivers/mysqli/mysqli_driver.php

Line Number: 305