Uncaught Error: Call to undefined method WC_Order_Refund::get_customer_id()

[alexmigf]

2025-01-20T12:29:03+00:00 CRITICAL Uncaught Error: Call to undefined method WC_Order_Refund::get_customer_id() in /wp-content/plugins/woocommerce-pdf-invoices-packing-slips/wpo-ips-functions.php:1044 CONTEXT: {"error":{"type":1,"file":"/wp-content/plugins/woocommerce-pdf-invoices-packing-slips/wpo-ips-functions.php","line":1044},"remote-logging":true,"backtrace":["","#0 /wp-content/plugins/woocommerce-pdf-invoices-packing-slips/wpo-ips-functions-ubl.php(61): wpo_wcpdf_order_is_vat_exempt()","#1 /wp-content/plugins/woocommerce-pdf-invoices-packing-slips/wpo-ips-functions-ubl.php(107): wpo_ips_ubl_get_tax_data_from_fallback()","#2 /wp-content/plugins/woocommerce-pdf-invoices-packing-slips/includes/Settings/SettingsUbl.php(90): wpo_ips_ubl_save_order_taxes()","#3 /wp-includes/class-wp-hook.php(324): WPO\IPS\Settings\SettingsUbl->save_taxes_on_order_totals()","#4 /wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters()","#5 /wp-includes/plugin.php(517): WP_Hook->do_action()","#6 /wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-order.php(1994): do_action()","#7 /wp-content/plugins/woocommerce/includes/wc-order-functions.php(616): WC_Abstract_Order->calculate_totals()","#8 /wp-content/plugins/woocommerce/includes/class-wc-ajax.php(2212): wc_create_refund()","#9 /wp-includes/class-wp-hook.php(324): WC_AJAX::refund_line_items()","#10 /wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters()","#11 /wp-includes/plugin.php(517): WP_Hook->do_action()","#12 /wp-admin/admin-ajax.php(192): do_action()","#13 {main}","thrown"]}