diff --git a/v2/transmitter.py b/v2/transmitter.py
index 7326eb7..c2d603a 100644
--- a/v2/transmitter.py
+++ b/v2/transmitter.py
@@ -140,6 +140,7 @@ class Transmitter:
                 self.__send(self.db_name, tb, [json.dumps(item) for item in data])
             except Exception as e:
                 self.log.error(traceback.format_exc())
+                self.log.error(data)
             buffer.clear()
             try:
                 kafka_client.commit()