it sounds like a php error is occurring.
Add the following code at line 1 of your pages to turn error reporting on:
and post back a link to your site so I can see the issue.
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.