Display widget outside sidebar?

According to the codex, the first argument should be a valid widget class name and not the theme name.

<?php the_widget( 'Replace_With_Valid_Widget_Class_Name', 'widget-id=text-20' ); ?>

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)