Yes, I experienced the same problem.
It seems that the whole LoRaWAN directory is missing in version 1.5.6.
I can confirm that a downgrade to version 1.3.0 can be used as a work-around for the problem
Yes, I experienced the same problem.
It seems that the whole LoRaWAN directory is missing in version 1.5.6.
I can confirm that a downgrade to version 1.3.0 can be used as a work-around for the problem