Call to an undefined method Sylius\Resource\Model\ResourceInterface::getChannel().

Call to an undefined method Sylius\Resource\Model\ResourceInterface::getProductVariant().

Parameter #1 $subscription of method Webgriffe\SyliusBackInStockNotificationPlugin\Command\AlertCommand::sendEmail() expects Webgriffe\SyliusBackInStockNotificationPlugin\Entity\SubscriptionInterface, Sylius\Resource\Model\ResourceInterface given.

Call to an undefined method Sylius\Resource\Model\ResourceInterface::setNotify().

PHPDoc tag @param for parameter $backInStockNotificationFactory contains generic type Sylius\Component\Resource\Factory\FactoryInterface<Webgriffe\SyliusBackInStockNotificationPlugin\Entity\SubscriptionInterface> but interface Sylius\Component\Resource\Factory\FactoryInterface is not generic.

PHPDoc type for property Webgriffe\SyliusBackInStockNotificationPlugin\Controller\SubscriptionController::$backInStockNotificationFactory contains generic type Sylius\Component\Resource\Factory\FactoryInterface<Webgriffe\SyliusBackInStockNotificationPlugin\Entity\SubscriptionInterface> but interface Sylius\Component\Resource\Factory\FactoryInterface is not generic.

Call to an undefined method object::setEmail().

Call to an undefined method object::setCustomer().

Call to an undefined method object::setProductVariant().

Call to an undefined method object::setChannel().