From 9c51deed480b2c1d95bb00997b2fb4523f8fa22c Mon Sep 17 00:00:00 2001
From: Emmanuel Viennet <emmanuel.viennet@gmail.com>
Date: Sun, 22 Aug 2021 07:47:41 +0200
Subject: [PATCH] fix date_expiration

---
 app/views/users.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/app/views/users.py b/app/views/users.py
index 1d6a0f707..01c30277d 100644
--- a/app/views/users.py
+++ b/app/views/users.py
@@ -397,9 +397,12 @@ def create_user_form(REQUEST, user_name=None, edit=0):
                 del vals["status"]  # no one can't change its own status
             if "date_expiration" in vals:
                 try:
-                    vals["date_expiration"] = datetime.datetime.strptime(
-                        vals["date_expiration"], "%d/%m/%Y"
-                    )
+                    if vals["date_expiration"]:
+                        vals["date_expiration"] = datetime.datetime.strptime(
+                            vals["date_expiration"], "%d/%m/%Y"
+                        )
+                    else:
+                        vals["date_expiration"] = None
                 except ValueError:
                     H.append(tf_error_message("date expiration invalide"))
                     return "\n".join(H) + "\n" + tf[1] + F