Fatal error: Uncaught exception 'mysqli_sql_exception' with message 'Expression #19 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'muchgames.gtxr.strTrackingURL' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by' in /var/www/html/muchgames/classes/Database.class:136
Stack trace:
#0 /var/www/html/muchgames/classes/Database.class(136): mysqli_query(Object(mysqli), 'SELECT g.intGam...')
#1 /var/www/html/muchgames/classes/Game.class(50): Database->ExecuteCommandReturnArrayRow('SELECT g.intGam...')
#2 /var/www/html/muchgames/game.php(24): Game->selectGameInfo('Upgrade-complet...', NULL, 'US')
#3 {main}
thrown in /var/www/html/muchgames/classes/Database.class on line 136