fix: validation for membership
diff --git a/erpnext/non_profit/doctype/membership/membership.py b/erpnext/non_profit/doctype/membership/membership.py
index 4c85cb6..7d15aba 100644
--- a/erpnext/non_profit/doctype/membership/membership.py
+++ b/erpnext/non_profit/doctype/membership/membership.py
@@ -70,7 +70,7 @@
settings = frappe.get_doc("Membership Settings")
if not member.customer:
- frappe.throw(_("No customer linked to member {}", [member.name]))
+ frappe.throw(_("No customer linked to member {0}").format(frappe.bold(self.member)))
if not settings.debit_account:
frappe.throw(_("You need to set <b>Debit Account</b> in Membership Settings"))