The relevant part of my config file: https://pastebin.com/xvXHEeKS

Image of the results: https://imgur.com/a/UnK8oJV

I don't know what I've done wrong. All of those white repair kits are the default materials, which I have disabled.

So I have updated to the latest version. The problem of the disabled repair kits still appearing is fixed. But I still can't create custom kits. My code looks like this:

 S:_custom_repair_kits <
23=thaumium-584a89-thaumcraft:ingot
 >