diff --git a/app/routes/account/login.py b/app/routes/account/login.py
index f11a726..c63bce9 100644
--- a/app/routes/account/login.py
+++ b/app/routes/account/login.py
@@ -19,7 +19,7 @@ def login():
         member = Member.query.filter_by(name=form.username.data).first()
 
         # Check if member can login
-        if "No login" in [g.name for g in member.groups]:
+        if member is not None and "No login" in [g.name for g in member.groups]:
             flash('Cet utilisateur ne peut pas se connecter', 'error')
             if request.referrer:
                 return redirect(request.referrer)