fix: consider child nodes while getting bin details
diff --git a/erpnext/public/js/controllers/buying.js b/erpnext/public/js/controllers/buying.js
index 09779d8..b0e08cc 100644
--- a/erpnext/public/js/controllers/buying.js
+++ b/erpnext/public/js/controllers/buying.js
@@ -225,7 +225,8 @@
 				args: {
 					item_code: item.item_code,
 					warehouse: item.warehouse,
-					company: doc.company
+					company: doc.company,
+					include_child_warehouses: true
 				}
 			});
 		}