Error running logtech attack

[DevCubeHD]

This is the error I get:

>python logitech_attack.py
pygame 1.9.6
Hello from the pygame community. https://www.pygame.org/contribute.html
[2019-06-26 12:05:27.937]  [-] Error: Could not initialize Logitech Attack
[2019-06-26 12:05:27.937]  Start Logitech Attack v0.8
Traceback (most recent call last):
  File "logitech_attack.py", line 418, in <module>
    poc.run()
  File "logitech_attack.py", line 381, in run
    self.radio.transmit_payload(KEEP_ALIVE_90)
AttributeError: LogitechAttack instance has no attribute 'radio'

C:\Users\Felix Gaebler\Desktop\nrf24-playset-master>python logitech_attack.py

this is what I get from running the logitech attack. Beforehand I installed the nrf-research firmware, ending with following output, which means for me that it worked out:

[H4xl0r]

flash the dongle
replug the dongle
start script ....
dongle needs reset sometimes

[Einstein2150]

Check if the dongle is correctly detected
lsusb Bus 020 Device 024: ID 1915:0102 Nordic Semiconductor ASA Research Firmware