Your follow up error is:
Timeout with MCU 'mcu' (eventtime=10177.843460)
Transition to shutdown state: Lost communication with MCU 'mcu'
Not related to the non-ascii issue. For this topic see Timeout with MCU / Lost communication with MCU
Your follow up error is:
Timeout with MCU 'mcu' (eventtime=10177.843460)
Transition to shutdown state: Lost communication with MCU 'mcu'
Not related to the non-ascii issue. For this topic see Timeout with MCU / Lost communication with MCU