Скачал со своего хостинга сайт и скопировал в денвер,базу тоже скачал, установил, сайт не заработал, пишет:

Site off-line

The site is currently not available due to technical problems. Please try again later. Thank you for your understanding.

If you are the maintainer of this site, please check your database settings in the settings.php file and ensure that your hosting provider's database server is running. For more help, see the handbook, or contact your hosting provider.

The mysql error was: .

В чем моя ошибка? Спасибо.