Stay must be set and valid in pack
#0 /var/www/vendor/cls/laminas-skiset-booking/src/Resa/Skiset/Service/Pack.php(22): Skiset\Booking\Core\Service\Pack->_init()
#1 /var/www/vendor/cls/laminas-skiset-booking/src/Core/Service/AbstractService.php(80): Skiset\Booking\Resa\Skiset\Service\Pack->_init()
#2 /var/www/vendor/cls/laminas-skiset-booking/src/Core/BookingServiceManager.php(131): Skiset\Booking\Core\Service\AbstractService->__construct()
#3 /var/www/vendor/cls/laminas-skiset-booking/src/Core/AbstractBookingTrait.php(61): Skiset\Booking\Core\BookingServiceManager->getService()
#4 /var/www/module/Application/src/Application/View/Helper/Layout/Plugin/HeaderMenuCart.php(29): Skiset\Booking\Core\AbstractBooking->getService()
#5 /var/www/module/Application/src/Application/View/Helper/Layout/Plugin/HeaderMenuCart.php(20): Application\View\Helper\Layout\Plugin\HeaderMenuCart->renderBasket()
#6 /var/www/vendor/cls/laminas-mvc/src/View/RenderableTrait.php(24): Application\View\Helper\Layout\Plugin\HeaderMenuCart->render()
#7 /var/www/module/Application/view/layout/layout.phtml(286): Application\View\Helper\Layout\AbstractHelper->__toString()
#8 /var/www/vendor/laminas/laminas-view/src/Renderer/PhpRenderer.php(526): include('...')
#9 /var/www/vendor/laminas/laminas-view/src/View.php(194): Laminas\View\Renderer\PhpRenderer->render()
#10 /var/www/vendor/laminas/laminas-mvc/src/View/Http/DefaultRenderingStrategy.php(92): Laminas\View\View->render()
#11 /var/www/vendor/laminas/laminas-eventmanager/src/EventManager.php(320): Laminas\Mvc\View\Http\DefaultRenderingStrategy->render()
#12 /var/www/vendor/laminas/laminas-eventmanager/src/EventManager.php(170): Laminas\EventManager\EventManager->triggerListeners()
#13 /var/www/vendor/laminas/laminas-mvc/src/Application.php(354): Laminas\EventManager\EventManager->triggerEvent()
#14 /var/www/vendor/laminas/laminas-mvc/src/Application.php(335): Laminas\Mvc\Application->completeRequest()
#15 /var/www/public/index.php(34): Laminas\Mvc\Application->run()
#16 {main}