If you downloaded the latest software version v2.0.781.0, as mentioned at our download page this only works with the Firmware version v1.5.266.0.
Please do a firmware update cause the units probably are factory set to an older version wich doesn't work.
https://www.d-r.nl/wiki/dokuwiki/doku.php?id=software:startWe recently did a major update on software and firmware implementing more functions that are unknown for the older versions, so cross use isn't possible.
