Describe the bug

does not display the correct number of items in version 1.20.1 minecraft

How can we reproduce this bug or crash?

inserting items does not display the correct number for any item

What Minecraft version is this happening on?

Minecraft 1.21.1

What NeoForge or Fabric version is this happening on?

inserting items does not display the correct number for any item in forge loader

What Refined Storage version is this happening on?

v1.12.4

What modpack and modpack version, if any, are you using?

own project

Relevant log output

bugs in 1.20.1 are not being fixed anymore

If you're using external storage, don't have two of them on the same container
If you used creative mode to duplicate disks, don't do that