Mqtt error

[daschmidt1994]

gerade im Log das hier gesehen,deswegen lässt sich die mupibox auch nicht per mqtt stoppen und das ist sehr schade.

     Loaded: loaded (/etc/systemd/system/mupi_mqtt.service; enabled; preset: enabled)
     Active: failed (Result: exit-code) since Sat 2026-05-16 19:12:32 CEST; 44min ago
   Duration: 11h 52min 29.597s
    Process: 641 ExecStart=/usr/bin/python3 -B /usr/local/bin/mupibox/mqtt.py (code=exited, status=1/FAILURE)
   Main PID: 641 (code=exited, status=1/FAILURE)
        CPU: 2.130s

May 16 19:12:32 MuPiBox python3[641]: Traceback (most recent call last):
May 16 19:12:32 MuPiBox python3[641]:   File "/usr/local/bin/mupibox/mqtt.py", line 1001, in 
May 16 19:12:32 MuPiBox python3[641]:     main()
May 16 19:12:32 MuPiBox python3[641]:   File "/usr/local/bin/mupibox/mqtt.py", line 993, in main
May 16 19:12:32 MuPiBox python3[641]:     print(f"Signal {signum} received. Service will be stopped...")
May 16 19:12:32 MuPiBox python3[641]:                     ^^^^^^
May 16 19:12:32 MuPiBox python3[641]: NameError: name 'signum' is not defined. Did you mean: 'signal'?
May 16 19:12:32 MuPiBox systemd[1]: mupi_mqtt.service: Main process exited, code=exited, status=1/FAILURE
May 16 19:12:32 MuPiBox systemd[1]: mupi_mqtt.service: Failed with result 'exit-code'.
May 16 19:12:32 MuPiBox systemd[1]: mupi_mqtt.service: Consumed 2.130s CPU time.