diff --git a/cas_wrapper.py b/cas_wrapper.py
index 87579a6..1da4b17 100644
--- a/cas_wrapper.py
+++ b/cas_wrapper.py
@@ -122,6 +122,7 @@ class CasWrapper:
         commit_cas_hash = None
         try:
             result_json = self.authenticate(local_path, return_json=True)
+            self._logger.error(result_json)
             is_authenticated = result_json['verified']
             commit_cas_hash = result_json['hash']
         # we can fall with ProcessExecutionError,