Describe the bug
The game appears to crash when attempting to open the entry about demon's dream and divination in the Dictionary of Spirits from occultism, when Theurgy is also present. It produces an error in the book when the game has loaded again.

To Reproduce
Steps to reproduce the behavior:

1. Obtain the Dictionary of Spirits
2. Attempt to open the entry mentioned above
3. Game crashes
4. Reload the game
5. Open book again
6. See the error message instead of the proper entry

Expected behavior
The entry should load without issue, and display its contents properly.

Screenshots

System (please complete the following information):

• Modonomicon Version: 1.38.6
• OS: Linux
• Minecraft Version: 1.20.1; forge 47.1.3
• Modpack Link and Version, or list of mods: Occultism 1.81.6; Theurgy 1.4.11; rest of mods can be found in the crashlog below

Additional context
Relevant crashlog

Thank you for reporting, it was an issue with occultism's book linking to a no longer existing entry in theurgy.

Fixed in klikli-dev/occultism@c332d3a

Simply update occultism to use the book again!