diff --git a/tools/rpi/hoymiles/__init__.py b/tools/rpi/hoymiles/__init__.py
index 32fbf08d..e9ebc623 100644
--- a/tools/rpi/hoymiles/__init__.py
+++ b/tools/rpi/hoymiles/__init__.py
@@ -193,6 +193,8 @@ class ResponseDecoder(ResponseDecoderFactory):
                 model_desc = "Inverter generic events log"
             elif command.upper() == '12':
                 model_desc = "Inverter major events log"
+            else:
+                model_desc = "event not configured - check ahoy script"
             logging.info(f'model_decoder: {model}Decode{command.upper()} - {model_desc}')
 
         model_decoders = __import__('hoymiles.decoders')