upgrade FW to 2.1.1 (Wiser for KNX)

[SigmaTec]

Hi,

I tried to upgrade my Wiser For KNX (HomeLYnk) from 2.0.0 to 2.1.1 with the "Wiser_for_KNX-2.1.1_hw2.xx.img" file, but I obtain an error "Impossible to upgrade, invalid firmware"

Any idea ?

Regards,
Dominique