diff --git a/erpnext/public/js/utils.js b/erpnext/public/js/utils.js
index 37735646fb3..4e589dadb66 100755
--- a/erpnext/public/js/utils.js
+++ b/erpnext/public/js/utils.js
@@ -619,6 +619,7 @@ erpnext.utils.map_current_doc = function(opts) {
 }
 
 erpnext.utils.clear_duplicates = function() {
+	if(!cur_frm.doc.items) return;
 	const unique_items = new Map();
 	/*
 		Create a Map of items with