Notice: Trying to get property of non-object in /opt/bitnami/apache2/htdocs/ramanagaramarathon.com/yr-includes/append/pages.php on line 25

Fatal error: Uncaught Error: Call to a member function item() on null in /opt/bitnami/apache2/htdocs/ramanagaramarathon.com/yr-includes/append/pages.php:25 Stack trace: #0 /opt/bitnami/apache2/htdocs/yr-library/yr-box/control/Pages.php(40): include() #1 /opt/bitnami/apache2/htdocs/yr-library/yr-box/control/Pages.php(17): Control\Pages->init() #2 /opt/bitnami/apache2/htdocs/yr-library/yr-box/control/Constructor.php(25): Control\Pages->__construct() #3 /opt/bitnami/apache2/htdocs/yr-library/yr-box/control/Constructor.php(16): Control\Constructor->init() #4 /opt/bitnami/apache2/htdocs/ramanagaramarathon.com/public/index.php(15): Control\Constructor->__construct() #5 /opt/bitnami/apache2/htdocs/yr-library/yr-box/control/Bootstrap.php(128): include('/opt/bitnami/ap...') #6 /opt/bitnami/apache2/htdocs/yr-library/yr-box/control/Bootstrap.php(90): Control\Bootstrap->load_index() #7 /opt/bitnami/apache2/htdocs/yr-library/yr-box/control/Bootstrap.php(67): Control\Bootstrap->public_loader() #8 /opt/bitnami/apache2/htdocs/yr-library/ in /opt/bitnami/apache2/htdocs/ramanagaramarathon.com/yr-includes/append/pages.php on line 25