I have seen whole section of configuration many time and checking was done (see a picture and log below).
sudo radioberry
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Radioberry V2.0 RPI-4 version
Supports 4 receivers and 1 transmitter.
Build version: rpi-4-2020-12-05
Have fune Johan PA3GSB
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Radioberry gateware version 72-4.
Radioberry firmware initialisation succesfully executed.
No alex or generic filters interface board connected to radioberry
Radioberry, Starting packet rx part.
Radioberry, Starting packet control part.
Radioberry, Starting packet tx part.
Discovery packet received
SDR Program IP-address 127.0.0.1
Discovery Port 35081
Discovery packet received
SDR Program IP-address 192.168.1.8
Discovery Port 44623
Receivers= 00000002 ( 2)
Start Port 33442
SDR Program sends UDP Start command