consutant number and client number are mandatory
diff --git a/erpnext/regional/report/datev/datev.py b/erpnext/regional/report/datev/datev.py
index fe2add9..bf6ac20 100644
--- a/erpnext/regional/report/datev/datev.py
+++ b/erpnext/regional/report/datev/datev.py
@@ -303,10 +303,10 @@
# J = Imported by -- stays empty
"",
# K = Tax consultant number (Beraternummer)
- frappe.get_value("DATEV Settings", filters.get("company"), "consultant_number") or "",
+ frappe.get_value("DATEV Settings", filters.get("company"), "consultant_number"),
"",
# L = Tax client number (Mandantennummer)
- frappe.get_value("DATEV Settings", filters.get("company"), "client_number") or "",
+ frappe.get_value("DATEV Settings", filters.get("company"), "client_number"),
"",
# M = Start of the fiscal year (Wirtschaftsjahresbeginn)
frappe.utils.formatdate(frappe.defaults.get_user_default("year_start_date"), "yyyyMMdd"),