Crash Report File: crash-2020-08-31_17.35.38-client.txt
Bookshelf mod keeps crashing when i try to open the game with it

Running
Minecraft 1.15.2
Forge 31.2.22
Java 1.8.0_251

Installed mods:
AutoSprint
Better PVP
Bookshelf
CMDCam
collective
controllable
CreativeCore
Fullbrightnesstoggle
JEI
MixinBootstrap
OptiForge
OptiFine
WAWLA
WorldDownloader

Your crash report says the WAWLA mod is crashing because it's dependency HWYLA is missing.