The Isue affects the MACE fuel cells.
The issue only apperas when a kerbal is at the craft.
The issue affects only non-default B9 subtyps
KSP.log file
KSP.log
(the subtyps exist in ModuleManger cache)
To Reproduce
-Installing RPM and Avionic Systems (with ckan)
-installing Sterling systems and dependcies
-Launching a Sterling systems Fuel cell, and a part with a kerbal
Expected behavior
Corerct resource requierments as when a probe core is used
Screenshots

(should need Berylim, asks for Aluminium)
-KSP 1.12.3/5
-Windows