How to fix it? IsBuildMenu.lua The drainable item string in red when 1/1 uses line 84: (need equals) if drainable and drainable:getRemainingUses() >= tonumber(v) then The drainable validation. Insert after line 91: 91  tooltip.description = tooltip.description .. " <RGB:1,0,0> " .. item:getName() .. " " .. useLeft .. "/" .. v .. " <LINE> "; 92 notAvailable = true;