Fatal error: Uncaught Error: Attempt to assign property "appColor" on null in /home1/diariodj/application/dj2/AppController.php:55 Stack trace: #0 /home1/diariodj/application/dj2/controllers/Pagina.php(24): AppController->setAppColor() #1 /home1/diariodj/library/core/System.php(200): Pagina->__construct() #2 /home1/diariodj/library/core/System.php(19): System->dispatch() #3 /home1/diariodj/library/core/DesignPattern.php(34): System->__construct() #4 /home1/diariodj/library/core/System.php(24): DesignPattern::singleton('System') #5 /home1/diariodj/public_html/index.php(29): System::getInstance() #6 {main} thrown in /home1/diariodj/application/dj2/AppController.php on line 55