Slim Application Error

The application could not run because of the following error:

Details

Type: Error
Message: Call to a member function get_image() on null
File: /var/www/juicymp3.co/src/App/Controller/RingtoneController.php
Line: 47

Trace

#0 [internal function]: App\Controller\RingtoneController->renderSinglePage()
#1 /var/www/juicymp3.co/vendor/slim/slim/Slim/Handlers/Strategies/RequestResponse.php(40): call_user_func()
#2 /var/www/juicymp3.co/vendor/slim/slim/Slim/Route.php(281): Slim\Handlers\Strategies\RequestResponse->__invoke()
#3 /var/www/juicymp3.co/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\Route->__invoke()
#4 /var/www/juicymp3.co/vendor/slim/slim/Slim/Route.php(268): Slim\Route->callMiddlewareStack()
#5 /var/www/juicymp3.co/vendor/slim/slim/Slim/App.php(503): Slim\Route->run()
#6 /var/www/juicymp3.co/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\App->__invoke()
#7 /var/www/juicymp3.co/vendor/slim/slim/Slim/App.php(392): Slim\App->callMiddlewareStack()
#8 /var/www/juicymp3.co/vendor/slim/slim/Slim/App.php(297): Slim\App->process()
#9 /var/www/juicymp3.co/web/index.php(98): Slim\App->run()
#10 {main}