Verisure unpack (#98605)

homeassistant/components/verisure/coordinator.py

@@ -83,7 +83,8 @@ class VerisureDataUpdateCoordinator(DataUpdateCoordinator):
             raise UpdateFailed("Could not read overview") from err
 
         def unpack(overview: list, value: str) -> dict | list:
-            return next(
+            return (
+                next(
                     (
                         item["data"]["installation"][value]
                         for item in overview
@@ -91,6 +92,8 @@ class VerisureDataUpdateCoordinator(DataUpdateCoordinator):
                     ),
                     [],
                 )
+                or []
+            )
 
         # Store data in a way Home Assistant can easily consume it
         self._overview = overview