ColdFusion 4.5 is not supported by DataAssist.
to use DataAssist in a ColdFusion environment, you need to have ColdFusion 6 or later.
The system requirements listed on the DataAssist product page are:
* Windows Vista, Windows XP SP2, or Windows Server 2003
* 128 MB RAM (256 MB recommended)
* Dreamweaver CS4, Dreamweaver CS3, Dreamweaver 8
* Works with static, dynamic or template pages.
One of the following Application Server Models
* ColdFusion 6.x and later
* ASP JavaScript
* ASP VBScript
* PHP 4.2 +
Macintosh
* Mac PowerPC or Mac Intel
* MacOS 10.4.x, MacOS 10.5.x
* Dreamweaver CS4, Dreamweaver CS3, Dreamweaver 8
* Works with static, dynamic or template pages.
One of the following Databases
* Microsoft Access (with ASP and ColdFusion)
* Microsoft SQL Server (with ASP and ColdFusion)
* Oracle (with ASP and ColdFusion)
* MySQL 4 and MySQL 5 (with PHP)