Extensions » Modules » Core Field Types
Core Field Types
For people upgrading to 2.1.5 or later, installing this module is optional but recommended.
The Core Field Types module is included in all Form Tools download packages from 2.1.5 onwards. It is used by the installation script to populate the database with the Core field types for use in your forms. Namely:
This is a special module. Since it handles some key functionality, it cannot be uninstalled.