diff --git a/rhodecode/config/middleware.py b/rhodecode/config/middleware.py
--- a/rhodecode/config/middleware.py
+++ b/rhodecode/config/middleware.py
@@ -200,7 +200,7 @@ def make_not_found_view(config):
         - old webob type exceptions get converted to pyramid exceptions
         - pyramid exceptions are passed to the error handler view
         """
-        def is_vcs_response(request):
+        def is_vcs_request(request):
             return True == request.environ.get(
                 'rhodecode.vcs.skip_error_handling')
 
@@ -210,7 +210,7 @@ def make_not_found_view(config):
 
         try:
             response = pylons_app_as_view(context, request)
-            if is_webob_error(response) and not is_vcs_response(request):
+            if is_webob_error(response) and not is_vcs_request(request):
                 return error_handler(
                     webob_to_pyramid_http_response(response), request)
         except HTTPError as e:  # pyramid type exceptions