Error trying to activate the plugin.
Fatal error: Uncaught Error: Call to a member function get_base_country() on null in /customers/4/4/2/denderendlekker.be/httpd.www/wp-content/plugins/woocommerce/includes/class-wc-payment-gateways.php:84 Stack trace: #0 /customers/4/4/2/denderendlekker.be/httpd.www/wp-content/plugins/woocommerce/includes/class-wc-payment-gateways.php(67): WC_Payment_Gateways->init() #1 /customers/4/4/2/denderendlekker.be/httpd.www/wp-content/plugins/woocommerce/includes/class-wc-payment-gateways.php(40): WC_Payment_Gateways->__construct() #2 /customers/4/4/2/denderendlekker.be/httpd.www/wp-content/plugins/woocommerce/woocommerce.php(502): WC_Payment_Gateways::instance() #3 /customers/4/4/2/denderendlekker.be/httpd.www/wp-content/plugins/woocommerce/woocommerce.php(144): WooCommerce->payment_gateways() #4 /customers/4/4/2/denderendlekker.be/httpd.www/wp-content/plugins/postcode-based-order-restriction/woocommerce-postcode-order-restriction.php(145): WooCommerce->__get('payment_gateway...') #5 /customers/4/4/2/denderendlekker.be/httpd.www/w in /customers/4/4/2/denderendlekker.be/httpd.www/wp-content/plugins/woocommerce/includes/class-wc-payment-gateways.php on line 84
I had to reinstall the website, and import data into the databae.