diff --git a/freeradius/auth.py b/freeradius/auth.py
index adc374b3..96cf0c03 100644
--- a/freeradius/auth.py
+++ b/freeradius/auth.py
@@ -82,7 +82,11 @@ def radius_event(f):
             # Beware: les valeurs scalaires sont entre guillemets
             # Ex: Calling-Station-Id: "une_adresse_mac"
             data[key] = value.replace('"', '')
-        return f(data)
+        try:
+            return f(data)
+        except Exception as e:
+            logger.error(repr(e) + ' on data ' + repr(auth_data))
+            raise
 
     return new_f