dump() called from:

1. dump(20-byte string) in app/plugins/newsletters/controllers/newsletters_controller.php on line 25
2. NewslettersController->index() called dynamically; see next trace element
3. call_user_func_array(2-element array, 0-element array) in cake/dispatcher.php on line 204
4. Dispatcher->_invoke(NewslettersController, 7-element array) in cake/dispatcher.php on line 171
5. Dispatcher->dispatch() in app/webroot/index.php on line 83

In newsletter plugin (20 byte string)