Description:
After upgrading from MIX to HD TDM it is not possible to use Waveburner Pro with the new audio hardware.

Explanation:
PTHD is not compatible with older Direct I/O drivers.

In order to use Mix or HD Systems with WaveBurner you need the EASI Direct I/O driver which is available as free download at emagic.de
Solution:
Please use the EASI Direct I/O driver