diff --git a/synology_dsm/api/surveillance_station/__init__.py b/synology_dsm/api/surveillance_station/__init__.py
index 047284de..db0823f8 100644
--- a/synology_dsm/api/surveillance_station/__init__.py
+++ b/synology_dsm/api/surveillance_station/__init__.py
@@ -37,6 +37,9 @@ def update(self):
                 )["data"]
             )
 
+        if not self._cameras_by_id:
+            return
+
         live_view_datas = self._dsm.get(
             self.CAMERA_API_KEY,
             "GetLiveViewPath",