Fatal error: Uncaught Error: Call to a member function get() on null in /var/www/vhosts/grobi.tv/httpdocs/engine/Shopware/Plugins/Community/Frontend/BestitAmazonPay/Classes/Config.php:722 Stack trace: #0 /var/www/vhosts/grobi.tv/httpdocs/engine/Shopware/Plugins/Community/Frontend/BestitAmazonPay/Classes/Config.php(756): Shopware_Plugins_Frontend_BestitAmazonPay_Classes_Config->getSession() #1 /var/www/vhosts/grobi.tv/httpdocs/engine/Shopware/Plugins/Community/Frontend/BestitAmazonPay/Classes/Config.php(679): Shopware_Plugins_Frontend_BestitAmazonPay_Classes_Config->getOrderReferenceId() #2 /var/www/vhosts/grobi.tv/httpdocs/engine/Shopware/Plugins/Community/Frontend/BestitAmazonPay/src/BestitAmazonPay/Subscriber/General.php(328): Shopware_Plugins_Frontend_BestitAmazonPay_Classes_Config->getAmazonButtonData() #3 /var/www/vhosts/grobi.tv/httpdocs/engine/Shopware/Plugins/Community/Frontend/BestitAmazonPay/src/BestitAmazonPay/Subscriber/General.php(196): BestitAmazonPay\Subscriber\General->getLegacyButtonData() #4 /var/www/vho in /var/www/vhosts/grobi.tv/httpdocs/engine/Shopware/Plugins/Community/Frontend/BestitAmazonPay/Classes/Config.php on line 722