If a Primal Fear resource (like Primal Crystal or Wyvern Milk) does not normally stack, the Dedicated Storage bin may not accept it by default.
\SteamLibrary\steamapps\common\ARK\ShooterGame\Saved\Config\WindowsNoEditor\ Add Primal Fear Resources To S Dedicated Storage On Ark
Because the storage unit cannot find PrimalItemResource_PrimalFear_Blood_C on its internal whitelist, it assumes the item is invalid. If a Primal Fear resource (like Primal Crystal