SOLVED
In the latest version of PLC engineering tool (VRS1.18) the hardware is marked as ctrlxCore_ARM64. When I try to scan and connect to the device I get the following error. If I open an older version applicaiton in 1.18 it works. I am running the 1.18 version of the app as well.
As there are some limitations in the functionality of the CodeSys internal mechanism we implemented a own one especially for the ctrlX CORE. This one will also be the only visible from version 1.20 on:
