diff --git a/erpnext/patches/v13_0/create_gst_payment_entry_fields.py b/erpnext/patches/v13_0/create_gst_payment_entry_fields.py
index 7b54614..334c9d2 100644
--- a/erpnext/patches/v13_0/create_gst_payment_entry_fields.py
+++ b/erpnext/patches/v13_0/create_gst_payment_entry_fields.py
@@ -5,6 +5,7 @@
 from frappe.custom.doctype.custom_field.custom_field import create_custom_fields
 
 def execute():
+	frappe.reload_doc('accounts', 'doctype', 'advance_taxes_and_charges')
 	frappe.reload_doc('accounts', 'doctype', 'payment_entry')
 
 	custom_fields = {
diff --git a/erpnext/regional/india/utils.py b/erpnext/regional/india/utils.py
index 4ef4dd9..bf06d4a 100644
--- a/erpnext/regional/india/utils.py
+++ b/erpnext/regional/india/utils.py
@@ -772,7 +772,7 @@
 	if country != 'India':
 		return
 
-	address = frappe.db.get_value("Address", doc.customer_address, ["gst_state", "gst_state_number"], as_dict=1)
+	address = frappe.db.get_value("Address", doc.get('customer_address'), ["gst_state", "gst_state_number"], as_dict=1)
 	if address and address.gst_state and address.gst_state_number:
 		doc.place_of_supply = cstr(address.gst_state_number) + "-" + cstr(address.gst_state)