diff --git a/authentic/publisher.py b/authentic/publisher.py
index 571b4b7..2e195b6 100644
--- a/authentic/publisher.py
+++ b/authentic/publisher.py
@@ -50,8 +50,8 @@ class AuthenticPublisher(QommonPublisher):
         error_file.write(QommonPublisher._generate_plaintext_error(self, request, original_response, exc_type, exc_value, tb))
 
         # add Lasso stuff
-        session = request.session
-        if session:
+        if request and request.session:
+            session = request.session
             if session.lasso_session_dump:
                 error_file.write('\n\nLasso Session Dump:\n')
                 error_file.write(session.lasso_session_dump)