Error with Aeon T2 Mass Fab

Noticed this error keeps showing in logs, whenever players build the Aeon T2 Mass Fab. Hasn't seemed to cause any crashes. Just annoying how it floods logs.

Error running lua script: ...\gamedata\units.nx2\units\uab1104\uab1104_script.lua(35): attempt to call method `SetRate' (a nil value)
stack traceback:
...\gamedata\units.nx2\units\uab1104\uab1104_script.lua(35): in function <...\gamedata\units.nx2\units\uab1104\uab1104_script.lua:27>

Another error that keeps popping up is with the Aeon RAMBO, an issue with its shield.

warning: Error running lua script: ...\gamedata\units.nx2\units\ual0301\ual0301_script.lua(157): attempt to call method `CreateShield' (a nil value)
stack traceback:
...\gamedata\units.nx2\units\ual0301\ual0301_script.lua(157): in function <...\gamedata\units.nx2\units\ual0301\ual0301_script.lua:155>