From d0d89a0053b1a56dc5cf5cd5ea4057c12559e7e4 Mon Sep 17 00:00:00 2001
From: mpeltriaux <Michel_Peltriaux@web.de>
Date: Thu, 15 Oct 2026 11:37:20 +0200
Subject: [PATCH] # Bugfix: error on externalIdentifier API

* fixes bug where an error could occur on the admin view for externalIdentifier
---
 api/admin.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/api/admin.py b/api/admin.py
index 8a656a19..d2e1f2f1 100644
--- a/api/admin.py
+++ b/api/admin.py
@@ -39,6 +39,9 @@ class ExternalIdentifierAdmin(admin.ModelAdmin):
         "external_id",
         "internal_id",
     ]
+    readonly_fields = [
+        "created",
+    ]
 
 admin.site.register(APIUserToken, APITokenAdmin)
 admin.site.register(OAuthToken, OAuthTokenAdmin)
-- 
2.52.0