Fatal error: Uncaught Error: Cannot use object of type mysqli_result as array in /home/customer/www/festa.cat/public_html/moduls/concerts/modul_concerts.php:261 Stack trace: #0 /home/customer/www/festa.cat/public_html/frontend.php(188): concerts->grup('7') #1 /home/customer/www/festa.cat/public_html/frontend.php(30): Frontend->crearAccio(Array) #2 /home/customer/www/festa.cat/public_html/index.php(11): Frontend->accio(Array) #3 {main} thrown in /home/customer/www/festa.cat/public_html/moduls/concerts/modul_concerts.php on line 261