Fatal error: Uncaught ArgumentCountError: mysqli_query() expects at least 2 arguments, 1 given in C:\Program Files (x86)\EasyPHP-Devserver-17\eds-www\AIXSETJOOMLA\JL\PREINSCRIPTION\RJ.php:9 Stack trace: #0 C:\Program Files (x86)\EasyPHP-Devserver-17\eds-www\AIXSETJOOMLA\JL\PREINSCRIPTION\RJ.php(9): mysqli_query('TRUNCATE TABLE ...') #1 {main} thrown in C:\Program Files (x86)\EasyPHP-Devserver-17\eds-www\AIXSETJOOMLA\JL\PREINSCRIPTION\RJ.php on line 9