You cannot use VCDS Lite with modern "HEX-V2" or "HEX-NET" interfaces. Instead, you need: VCDS Lite - Ross-Tech
VCDS Lite is the "legacy" version of Ross-Tech’s famous diagnostic software. It is specifically designed to work with (like the common "blue" KKL cables found on eBay or Amazon) and older Ross-Tech hardware that doesn't have a built-in license.
Getting VCDS Lite 1.2 fully registered and activated is a common goal for owners of older Volkswagen, Audi, Seat, and Skoda vehicles who want professional-level diagnostics without the high cost of modern interfaces. While many search for "vcds lite 12 full registered activatedrar" to find pre-activated versions, the most stable way to get this working is through a combination of the right hardware and correct software configuration.