Bug Description

Many of my items that i have already used before is getting marked as an "unfamiliar item" and i can't really play because of it

Did this behavior use to work in the previous version?

i don't know

Steps to Reproduce (for bugs)

it just happend

Logs

• Client/Server Log:
• Crash Log:

Client Information

• Modpack Version:Sevtech ages of the sky
• Java Version:1.12.2
• Launcher Used:curseforge
• Memory Allocated:more than 4 gb
• Server/LAN/Single Player: singleplayer
• Optifine Installed:nope
• Shaders Enabled:nope

World Information

• Modpack Version world created in: don't understand
• Additional Content Installed:nothing

See here:

#4617 (comment)