My site was running fine today. I go to post something this evening and i get this message.
Error establishing a database connection! This probably means that the connection information in your wp-config.php file is incorrect. Double check it and try again.
Are you sure you have the correct user/password?
Are you sure that you have typed the correct hostname?
Are you sure that the database server is running?
WordPress Support Forums
could someone be hacking my site?