It amy be correct for the local testing server, but it is not correct for the remote server.
The error is saying that the remote MySQL Server on your hosts site is denying access for the username and password that you entered.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.