diff --git a/core/lib/Drupal/Core/Config/Development/ConfigSchemaChecker.php b/core/lib/Drupal/Core/Config/Development/ConfigSchemaChecker.php
index 4e4c9cf..4823e5e 100644
--- a/core/lib/Drupal/Core/Config/Development/ConfigSchemaChecker.php
+++ b/core/lib/Drupal/Core/Config/Development/ConfigSchemaChecker.php
@@ -95,6 +95,7 @@ public function onConfigSave(ConfigCrudEvent $event) {
         foreach ($errors as $key => $error) {
           $text_errors[] = SafeMarkup::format('@key @error', array('@key' => $key, '@error' => $error));
         }
+drush_print('EXCEPTION!');
         throw new SchemaIncompleteException("Schema errors for $name with the following errors: " . implode(', ', $text_errors));
       }
     }