diff --git a/web_interface/blueprints/api_v3/system.py b/web_interface/blueprints/api_v3/system.py
index bb77e208..2c5d712a 100644
--- a/web_interface/blueprints/api_v3/system.py
+++ b/web_interface/blueprints/api_v3/system.py
@@ -124,17 +124,15 @@ def get_system_version():
         return jsonify({'status': 'error', 'message': 'Unable to retrieve version'}), 500
 @api_v3.route('/system/auto-update', methods=['GET'])
 def get_auto_update_status():
-    """Weekly automatic update status: last result, next check, and any alert."""
+    """Weekly automatic update status: last result, next check, and any alert.
+
+    No local except: a failure falls through to the app-wide handler in
+    web_interface/app.py, which logs the traceback and returns the redacted
+    detail -- the response every route gives, without a second copy here.
+    """
     from web_interface import auto_update
-    try:
-        config = api_v3.config_manager.load_config() if api_v3.config_manager else {}
-        return jsonify({'status': 'success', 'data': auto_update.describe_status(config)})
-    except Exception as e:
-        # describe_exception redacts credentials; the detail is kept on purpose
-        # (see test_web_error_detail.py) so a failure is diagnosable from the UI.
-        logger.error("get_auto_update_status failed", exc_info=True)
-        return jsonify({'status': 'error', 'message': 'Could not read automatic update status',
-                        'details': describe_exception(e)}), 500
+    config = api_v3.config_manager.load_config() if api_v3.config_manager else {}
+    return jsonify({'status': 'success', 'data': auto_update.describe_status(config)})
 
 
 @api_v3.route('/system/auto-update/dismiss', methods=['POST'])