Merge pull request #758 from iamdharmesh/fix/fatal-error

Add a defensive check to prevent a fatal error during subscription renewal when Avatax is active.

Author: agibson-godaddy

woocommerce/payment-gateway/External_Checkout/Google_Pay/Google_Pay.php

@@ -589,6 +589,9 @@ public function store_payment_response( $data ) {
 	 * @return array
 	 */
 	public function set_customer_taxable_address( $address ) {
+		if ( ! WC()->customer ) {
+			return $address;
+		}
 
 		// set to the shipping address provided by Google Pay if:
 		// 1. billing is not available

woocommerce/payment-gateway/External_Checkout/apple-pay/class-sv-wc-payment-gateway-apple-pay.php

@@ -703,6 +703,9 @@ public function clear_payment_data() {
 	 * @return array
 	 */
 	public function set_customer_taxable_address( $address ) {
+		if ( ! WC()->customer ) {
+			return $address;
+		}
 
 		$billing_country = WC()->customer->get_billing_country();