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Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, bool given in /www/franselng/htdocs/producto.php:23 Stack trace: #0 /www/franselng/htdocs/producto.php(23): mysqli_query(false, 'SELECT p.idArti...') #1 {main} thrown in /www/franselng/htdocs/producto.php on line 23