If it is cheated in, opening the book results in it disappearing.

Minecraft 1.8.9
MCP 9.19
Forge 11.15.1.1761

WIP custom modpack I'm tinkering with

Custom 1.8 Modpack-1.01.zip

Zip file can be imported into Curse

Don't know where to begin on this one. I don't have time right now to start turning things off, but I suspect its a guess and check method for me 😭

If you have no ideas, I'll just track any progress on this issue here.

disregard, this appears to have been an server configuration issue