Merge pull request #4254 from nabinhait/pr_qty

[fix] Consider Rejected Qty for Qty validation in Purchase Receipt
diff --git a/erpnext/buying/doctype/purchase_common/purchase_common.py b/erpnext/buying/doctype/purchase_common/purchase_common.py
index 7ec10a6..030d6a2 100644
--- a/erpnext/buying/doctype/purchase_common/purchase_common.py
+++ b/erpnext/buying/doctype/purchase_common/purchase_common.py
@@ -42,6 +42,8 @@
 		items = []
 		for d in obj.get("items"):
 			if not d.qty:
+				if obj.doctype == "Purchase Receipt" and d.rejected_qty:
+					continue
 				frappe.throw(_("Please enter quantity for Item {0}").format(d.item_code))
 
 			# udpate with latest quantities