From de7f93966a3c111e1ff0a33d10b5812d622896b3 Mon Sep 17 00:00:00 2001 From: Martin Quarda Date: Thu, 22 Aug 2024 13:21:40 +0200 Subject: [PATCH] fix of None --- alkatorapi/views.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/alkatorapi/views.py b/alkatorapi/views.py index b44bf50..93ec0ec 100644 --- a/alkatorapi/views.py +++ b/alkatorapi/views.py @@ -52,7 +52,7 @@ def register(request): try: latest_user = User.objects.latest("invoice_id") - if latest_user.invoice_id < invoice_id: + if latest_user.invoice_id is None or latest_user.invoice_id < invoice_id: invoice_id = invoice_id + 1 else: invoice_id = latest_user.invoice_id + 1