fix: Rate for items with no batch
diff --git a/erpnext/public/js/controllers/buying.js b/erpnext/public/js/controllers/buying.js
index e5be499..a537b86 100644
--- a/erpnext/public/js/controllers/buying.js
+++ b/erpnext/public/js/controllers/buying.js
@@ -194,6 +194,10 @@
 		this._super(doc, cdt, cdn);
 	},
 
+	batch_no: function(doc, cdt, cdn) {
+		this._super(doc, cdt, cdn);
+	},
+
 	received_qty: function(doc, cdt, cdn) {
 		this.calculate_accepted_qty(doc, cdt, cdn)
 	},