diff --git a/erpnext/accounts/doctype/payment_entry/payment_entry.py b/erpnext/accounts/doctype/payment_entry/payment_entry.py
index 3a1c7b9..b6b2bef 100644
--- a/erpnext/accounts/doctype/payment_entry/payment_entry.py
+++ b/erpnext/accounts/doctype/payment_entry/payment_entry.py
@@ -4,7 +4,7 @@
 
 from __future__ import unicode_literals
 import frappe, erpnext, json
-from frappe import _, scrub, ValidationError
+from frappe import _, scrub, ValidationError, throw
 from frappe.utils import flt, comma_or, nowdate, getdate, cint
 from erpnext.accounts.utils import get_outstanding_invoices, get_account_currency, get_balance_on
 from erpnext.accounts.party import get_party_account