fix: typeerror on pos order summary to new order screen
diff --git a/erpnext/selling/page/point_of_sale/pos_item_cart.js b/erpnext/selling/page/point_of_sale/pos_item_cart.js
index 193048f..bd85792 100644
--- a/erpnext/selling/page/point_of_sale/pos_item_cart.js
+++ b/erpnext/selling/page/point_of_sale/pos_item_cart.js
@@ -520,7 +520,7 @@
 	}
 
 	render_taxes(taxes) {
-		if (taxes.length) {
+		if (taxes && taxes.length) {
 			const currency = this.events.get_frm().doc.currency;
 			const taxes_html = taxes.map(t => {
 				if (t.tax_amount_after_discount_amount == 0.0) return;