diff --git a/thingsboard_gateway/extensions/serial/custom_serial_connector.py b/thingsboard_gateway/extensions/serial/custom_serial_connector.py
index 86de7dd2..7e34bca0 100644
--- a/thingsboard_gateway/extensions/serial/custom_serial_connector.py
+++ b/thingsboard_gateway/extensions/serial/custom_serial_connector.py
@@ -42,7 +42,7 @@ class CustomSerialConnector(Thread, Connector):  # Define a connector class, it
         self.__gateway = gateway  # Save gateway object, we will use some gateway methods for adding devices and saving data from them.
         self.name = self.__config.get("name",
                                        "Custom %s connector " % self.get_name() + ''.join(
-                                           choice(ascii_lowercase) for _ in range(5))))  # get from the configuration or create name for logs.
+                                           choice(ascii_lowercase) for _ in range(5)))  # get from the configuration or create name for logs.
         self._log = init_logger(self.__gateway, self.name, level=self.__config.get('logLevel'))
         self._log.info("Starting Custom %s connector", self.get_name())  # Send message to logger
         self.daemon = True  # Set self thread as daemon
diff --git a/thingsboard_gateway/gateway/tb_gateway_service.py b/thingsboard_gateway/gateway/tb_gateway_service.py
index bf1d87d9..1cc4b2dd 100644
--- a/thingsboard_gateway/gateway/tb_gateway_service.py
+++ b/thingsboard_gateway/gateway/tb_gateway_service.py
@@ -957,7 +957,7 @@ class TBGatewayService:
             else:
                 return Status.NO_NEW_DATA
         except Exception as e:
-            log.exception("Cannot put converted data!", e)
+            log.exception("Cannot put converted data!", exc_info=e)
             return Status.FAILURE
 
     def __send_to_storage(self):