Fatal error: Uncaught Error: Undefined class constant 'MailPoet\Cron\Workers\SendingQueue\SendingQueue::EMAIL_WITH_INVALID_SEGMENT_OPTION' in /var/www/web23582835/html/Zeppi-Net/wp-content/plugins/mailpoet/lib/Util/Notices/PermanentNotices.php:54
Stack trace:
#0 /var/www/web23582835/html/Zeppi-Net/wp-content/plugins/mailpoet/generated/FreeCachedContainer.php(944): MailPoet\Util\Notices\PermanentNotices->__construct(Object(MailPoet\WP\Functions))
#1 /var/www/web23582835/html/Zeppi-Net/wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Container.php(2): MailPoetGenerated\FreeCachedContainer->getInitializerService()
#2 /var/www/web23582835/html/Zeppi-Net/wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Container.php(2): MailPoetVendor\Symfony\Component\DependencyInjection\Container->make('MailPoet\\Config...', 1)
#3 /var/www/web23582835/html/Zeppi-Net/wp-content/plugins/mailpoet/lib/DI/ContainerWrapper.php(30): MailPoetVendor\Symfony\Component\DependencyInjection\Container->get(' in /var/www/web23582835/html/Zeppi-Net/wp-content/plugins/mailpoet/lib/Util/Notices/PermanentNotices.php on line 54