Don't put the clipboard on walls because you are going to crash tested by 2 people.
https://gist.github.com/xxsuperdreamxx/2437db9896fd4aa6266246ca8c57c474
https://gist.github.com/xxsuperdreamxx/e8feeec6c7d2acdaa2469ce35d03802d

Mod issue.

Has been reported to Dev.

Clipboard in general is just crashing allot, Crashes occasionally if you look at it in JEI crashes being near it, crashes looking at it....

Been multiple reports on bibliocraft's github so the dev at-least knows
https://github.com/Nuchaz/BiblioCraft/issues