Remote connection to Mysql not working

view story

http://serverfault.com – I am facing a big problem, I have an application running with CodeIgniter and MySQL in cestacerta.com. I have two versions, one that is in production and it works perfectly and one that is development. This runs locally on my machine and the other developers. Well, the development version I need to remotely connect to the database. It suddenly stopped working. I've given permission to access any IP settings on the server. I can access the database through the Mysql Gui Tools. I tested access to several different codes, including a newly downloaded version of CodeIgniter and always got the s (HowTos)