Fatal error: Uncaught Error: Undefined constant PDO::MYSQL_ATTR_INIT_COMMAND in /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/lib/Doctrine/ConnectionFactory.php:84 Stack trace: #0 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/lib/Doctrine/ConnectionFactory.php(45): MailPoet\Doctrine\ConnectionFactory->getDriverOptions('+01:00', 'utf8mb4', 'utf8mb4_unicode...') #1 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/generated/FreeCachedContainer.php(475): MailPoet\Doctrine\ConnectionFactory->createConnection() #2 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/generated/FreeCachedContainer.php(2161): MailPoetGenerated\FreeCachedContainer->getConnectionService() #3 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/generated/FreeCachedContainer.php(485): MailPoetGenerated\FreeCachedContainer->getEntityManagerFactoryService() #4 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Container.php(122): MailPoetGenerated\FreeCachedContainer->getEntityManagerService() #5 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Container.php(110): MailPoetVendor\Symfony\Component\DependencyInjection\Container->make('MailPoetVendor\\...', 1) #6 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet-premium/generated/PremiumCachedContainer.php(112): MailPoetVendor\Symfony\Component\DependencyInjection\Container->get('MailPoetVendor\\...') #7 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet-premium/generated/PremiumCachedContainer.php(458): MailPoetGenerated\PremiumCachedContainer->getEntityManagerService() #8 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet-premium/generated/PremiumCachedContainer.php(406): MailPoetGenerated\PremiumCachedContainer->getSubscriberTagService() #9 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Container.php(122): MailPoetGenerated\PremiumCachedContainer->getInitializerService() #10 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/vendor-prefixed/symfony/dependency-injection/Container.php(110): MailPoetVendor\Symfony\Component\DependencyInjection\Container->make('MailPoet\\Premiu...', 1) #11 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet-premium/mailpoet_initializer.php(40): MailPoetVendor\Symfony\Component\DependencyInjection\Container->get('MailPoet\\Premiu...') #12 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-includes/class-wp-hook.php(308): mailpoet_premium_init(Array) #13 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #14 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #15 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-settings.php(480): do_action('plugins_loaded') #16 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-config.php(125): require_once('/home/users/rai...') #17 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-load.php(50): require_once('/home/users/rai...') #18 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-blog-header.php(13): require_once('/home/users/rai...') #19 /home/users/rainbird/htdocs/www.katharinafranck.de/releases/index.php(17): require('/home/users/rai...') #20 {main} thrown in /home/users/rainbird/htdocs/www.katharinafranck.de/releases/wp-content/plugins/mailpoet/lib/Doctrine/ConnectionFactory.php on line 84
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