diff --git a/rhodecode/lib/vcs/exceptions.py b/rhodecode/lib/vcs/exceptions.py
--- a/rhodecode/lib/vcs/exceptions.py
+++ b/rhodecode/lib/vcs/exceptions.py
@@ -205,7 +205,7 @@ def map_vcs_exceptions(func):
                     args = e.args
                 else:
                     args = [__traceback_info__ or 'unhandledException']
-                if __traceback_info__ and kind != 'unhandled':
+                if __traceback_info__ and kind not in ['unhandled', 'lookup']:
                     # for other than unhandled errors also log the traceback
                     # can be usefull for debugging
                     log.error(__traceback_info__)