diff --git a/kmip/services/server/session.py b/kmip/services/server/session.py
index b7e2fec..37247c1 100644
--- a/kmip/services/server/session.py
+++ b/kmip/services/server/session.py
@@ -263,6 +263,7 @@ class KmipSession(threading.Thread):
                         self._logger.warning(
                             "Authentication failed."
                         )
+                        self._logger.error(e)
                         self._logger.exception(e)
                     else:
                         self._logger.debug(