The script errors right before the shutdown seem to suggest that the script might have broken and sent a sysex message that is not valid somehow. From a brief read of the Pm_Write code it seems this specific error only happens in the case of malformed sysex messages.
The script errors right before the shutdown seem to suggest that the script might have broken and sent a sysex message that is not valid somehow. From a brief read of the Pm_Write code it seems this specific error only happens in the case of malformed sysex messages.