Try setting it in the queryobj.php file as well... maybe the error is on update? I'd need FTP access and a URL to reproduce to debug it from here.
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.