Fatal error: Uncaught Error: Call to a member function fetchall() on boolean in /var/www/html/www_materiot/web/bd/models/materiModel.php:29 Stack trace: #0 /var/www/html/www_materiot/web/bd/controllers/materiController.php(196): materiModel->estaValidado('www.betanzoshb....') #1 /var/www/html/www_materiot/web/bd/application/Bootstrap.php(28): materiController->ver('www.betanzoshb....') #2 /var/www/html/www_materiot/web/bd/index.php(23): Bootstrap::run(Object(Request)) #3 {main} thrown in /var/www/html/www_materiot/web/bd/models/materiModel.php on line 29