500 Internal Server Error

Undefined offset: 0 (8)

#0 /home6/grupocri/public_html/app/detailsController.php(166): flight\Engine->handleError(8, 'Undefined offse...', '/home6/grupocri...', 166, Array)
#1 /home6/grupocri/public_html/index.php(105): app\detailsController->fichaImpresion('501260')
#2 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(171): {closure}('venta-de-lote-e...', '501260')
#3 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(145): flight\core\Dispatcher::callFunction(Object(Closure), Array)
#4 /home6/grupocri/public_html/vendor/mikecao/flight/flight/Engine.php(339): flight\core\Dispatcher::execute(Object(Closure), Array)
#5 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(198): flight\Engine->_start()
#6 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(144): flight\core\Dispatcher::invokeMethod(Array, Array)
#7 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(49): flight\core\Dispatcher::execute(Array, Array)
#8 /home6/grupocri/public_html/vendor/mikecao/flight/flight/Engine.php(92): flight\core\Dispatcher->run('start', Array)
#9 /home6/grupocri/public_html/vendor/mikecao/flight/flight/core/Dispatcher.php(198): flight\Engine->__call('start', Array)
#10 /home6/grupocri/public_html/vendor/mikecao/flight/flight/Flight.php(77): flight\core\Dispatcher::invokeMethod(Array, Array)
#11 /home6/grupocri/public_html/index.php(112): Flight::__callStatic('start', Array)
#12 {main}