Fatal error: Uncaught Error: Class "Inpsyde\StateMachine\Event\GenericStateChange" not found in /var/www/html1/wp-content/plugins/zettle-pos-integration/modules/inpsyde-state-machine/src/Event/WebRequest.php:6 Stack trace: #0 {main} thrown in /var/www/html1/wp-content/plugins/zettle-pos-integration/modules/inpsyde-state-machine/src/Event/WebRequest.php on line 6