500 Internal Server Error

Trying to get property 'page' of non-object (8)

#0 /data/wwwroot/jyxh/app/controllers/IndexController.php(256): flight\Engine->handleError(8, 'Trying to get p...', '/data/wwwroot/j...', 256, Array)
#1 /data/wwwroot/jyxh/vendor/mikecao/flight/flight/core/Dispatcher.php(203): IndexController::content('704')
#2 /data/wwwroot/jyxh/vendor/mikecao/flight/flight/core/Dispatcher.php(144): flight\core\Dispatcher::invokeMethod(Array, Array)
#3 /data/wwwroot/jyxh/vendor/mikecao/flight/flight/Engine.php(339): flight\core\Dispatcher::execute(Array, Array)
#4 /data/wwwroot/jyxh/vendor/mikecao/flight/flight/core/Dispatcher.php(198): flight\Engine->_start()
#5 /data/wwwroot/jyxh/vendor/mikecao/flight/flight/core/Dispatcher.php(144): flight\core\Dispatcher::invokeMethod(Array, Array)
#6 /data/wwwroot/jyxh/vendor/mikecao/flight/flight/core/Dispatcher.php(49): flight\core\Dispatcher::execute(Array, Array)
#7 /data/wwwroot/jyxh/vendor/mikecao/flight/flight/Engine.php(92): flight\core\Dispatcher->run('start', Array)
#8 /data/wwwroot/jyxh/vendor/mikecao/flight/flight/core/Dispatcher.php(198): flight\Engine->__call('start', Array)
#9 /data/wwwroot/jyxh/vendor/mikecao/flight/flight/Flight.php(77): flight\core\Dispatcher::invokeMethod(Array, Array)
#10 /data/wwwroot/jyxh/index.php(22): Flight::__callStatic('start', Array)
#11 {main}