Fatal error

Uncaught exception: 'ErrorException'

Message: 'Undefined array key 0'

Stack trace:

#0 /home/ubuntu/public_html/App/Controllers/Cotizar.php(159): Core\Error::errorHandler()
#1 [internal function]: App\Controllers\Cotizar->formularioAction()
#2 /home/ubuntu/public_html/Core/Controller.php(48): call_user_func_array()
#3 /home/ubuntu/public_html/Core/Router.php(121): Core\Controller->__call()
#4 /home/ubuntu/public_html/public/index.php(414): Core\Router->dispatch()
#5 {main}

Thrown in '/home/ubuntu/public_html/App/Controllers/Cotizar.php' on line 159