500 Internal Server Error

Undefined offset: 7 (8)

#0 /home6/grupocri/public_html/app/propertiesController.php(35): flight\Engine->handleError(8, 'Undefined offse...', '/home6/grupocri...', 35, Array)
#1 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(198): app\propertiesController->index()
#2 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(144): flight\core\Dispatcher::invokeMethod(Array, Array)
#3 /home6/grupocri/public_html/vendor/mikecao/flight/flight/Engine.php(339): flight\core\Dispatcher::execute(Array, Array)
#4 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(198): flight\Engine->_start()
#5 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(144): flight\core\Dispatcher::invokeMethod(Array, Array)
#6 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(49): flight\core\Dispatcher::execute(Array, Array)
#7 /home6/grupocri/public_html/vendor/mikecao/flight/flight/Engine.php(92): flight\core\Dispatcher->run('start', Array)
#8 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(198): flight\Engine->__call('start', Array)
#9 /home6/grupocri/public_html/vendor/mikecao/flight/flight/Flight.php(77): flight\core\Dispatcher::invokeMethod(Array, Array)
#10 /home6/grupocri/public_html/index.php(112): Flight::__callStatic('start', Array)
#11 {main}