Issue description:

Server crashes as soon as the world is done loading.

What happens:

Some FluidExternalStorage is crashing the server upon starting.

What you expected to happen:

That the server starts normally, no issues.

Steps to reproduce:

1. Start Server
2. Wait for it to load world
3. World loaded.
   ... Crash

Version (make sure you are on the latest version before reporting):

• Minecraft: 1.16.5
• Forge: 36.0.25
• Refined Storage: 1.9.12

Modpack: TNP Limitless 3 | v1.9.5

Does this issue occur on a server? Yes, yes it does.

If a (crash)log is relevant for this issue, link it here:

https://gist.github.com/Gbergz/06d9e2acfc017751e68535ffa2673088

Duplicate of #2744