Handle occassional 502 Bad Gateway from SimpliSafe (#22131)

homeassistant/components/simplisafe/__init__.py

@@ -109,7 +109,13 @@ async def async_setup_entry(hass, config_entry):
         """Refresh data from the SimpliSafe account."""
         for system in systems:
             _LOGGER.debug('Updating system data: %s', system.system_id)
-            await system.update()
+
+            try:
+                await system.update()
+            except SimplipyError as err:
+                _LOGGER.error('There was an error while updating: %s', err)
+                return
+
             async_dispatcher_send(hass, TOPIC_UPDATE.format(system.system_id))
 
             if system.api.refresh_token_dirty: