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Fatal error: Uncaught Error: Call to a member function fetch_array() on bool in /home/www_olympus/includes/conexiones.inc.php:77 Stack trace: #0 /home/www_olympus/includes/listado.inc.php(7): getNotas('42', 50) #1 /home/www_olympus/webroot/listado.php(52): include('/home/www_olymp...') #2 {main} thrown in /home/www_olympus/includes/conexiones.inc.php on line 77