Add DenonAvr missing error message (#37370)

homeassistant/components/denonavr/receiver.py

@@ -39,6 +39,13 @@ class ConnectDenonAVR:
             or self._receiver.model_name is None
             or self._receiver.receiver_type is None
         ):
+            _LOGGER.error(
+                "Missing receiver information: manufacturer '%s', name '%s', model '%s', type '%s'",
+                self._receiver.manufacturer,
+                self._receiver.name,
+                self._receiver.model_name,
+                self._receiver.receiver_type,
+            )
             return False
 
         _LOGGER.debug(