Lost Communication with MCU 'mcu' KP3S pro

Basic Information:

Printer Model: KP3S PRO
MCU / Printerboard: GDF103
Fly Pi Lite2
moonraker.log (175.9 KB)
klippy (5).log (3.7 MB)

Describe your issue:

Hi , sorry im new to klipper, i keep getting this MCU Shutdown , Lost communication with MCU ‘mcu’, this issue wasn’t here before and when i start printing today i keep getting this message, any suggestion?, thank you