Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /home/lionels/public_html/application/controllers/public/productos.php:214 Stack trace: #0 /home/lionels/public_html/system/core/CodeIgniter.php(339): Productos->listar() #1 /home/lionels/public_html/index.php(212): require_once('/home/lionels/p...') #2 {main} thrown in /home/lionels/public_html/application/controllers/public/productos.php on line 214