access array offset on null in abstract-wc-gateway-swiss-qr-bill.php on line 285

Ebenfalls zusammen mit WC Global Cart wird auf ein Null-Wert zugegriffen:

PHP Notice:  Trying to access array offset on value of type null in /----/wordpress/wp-content/plugins/swiss-qr-bill/includes/gateway/abstract-wc-gateway-swiss-qr-bill.php on line 285

Patch:

Index: includes/gateway/abstract-wc-gateway-swiss-qr-bill.php
===================================================================
— includes/gateway/abstract-wc-gateway-swiss-qr-bill.php (revision 2747982)
+++ includes/gateway/abstract-wc-gateway-swiss-qr-bill.php (working copy)
@@ -282,7 +282,7 @@
* @return bool
*/
public function is_valid_billing_country() {
– return WC()->session && in_array(strtoupper(WC()->session->get(‘customer’)[‘country’]), array(‘CH’, ‘LI’));
+ return WC()->session && WC()->session->get(‘customer’) && in_array(strtoupper(WC()->session->get(‘customer’)[‘country’]), array(‘CH’, ‘LI’));
}

/**`

`