Fatal error: Uncaught TypeError: implode(): If argument #1 ($separator) is of type string, argument #2 ($array) must be of type array, null given in /var/www/clients/client4/web10/web/_lib/class_Articulo.php:1073 Stack trace: #0 /var/www/clients/client4/web10/web/_lib/class_Articulo.php(1073): implode() #1 /var/www/clients/client4/web10/web/php/front/search.php(69): Articulo->getArticulos() #2 /var/www/clients/client4/web10/web/index.php(57): include('...') #3 {main} thrown in /var/www/clients/client4/web10/web/_lib/class_Articulo.php on line 1073