Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /home/miriamreyes/prensandonosenfrio.com/utilidades.php:602 Stack trace: #0 /home/miriamreyes/prensandonosenfrio.com/utilidades.php(614): isAuthorSelected('7') #1 /home/miriamreyes/prensandonosenfrio.com/accion.php(25): selectAuthor('7') #2 {main} thrown in /home/miriamreyes/prensandonosenfrio.com/utilidades.php on line 602