TSM_Kirigaya

Please, I need help... >>> My FML log: https://pastebin.com/raw/KueNC4Hr ---- Minecraft Crash Report ---- WARNING: coremods are present: llibrary (llibrary-core-1.0.11-1.12.2.jar) CorePlugin (AcademyCraft-1.1.2.jar) CreativePatchingLoader (CreativeCore_v1.10.13_mc1.12.2.jar) CTMCorePlugin (CTM-MC1.12.2-1.0.2.31.jar) Contact their authors BEFORE contacting forge // This is a token for 1 free hug. Redeem at your nearest Mojangsta: [~~HUG~~] Time: 5/20/20 11:43 PM Description: Exception in server tick loop java.util.ConcurrentModificationException at java.util.HashMap$HashIterator.nextNode(HashMap.java:1445) at java.util.HashMap$KeyIterator.next(HashMap.java:1469) at net.minecraft.entity.EntityTracker.func_72788_a(EntityTracker.java:291) at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:926) at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:472) at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:782) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:636) at java.lang.Thread.run(Thread.java:748) A detailed walkthrough of the error, its code path and all known details is as follows: ---------------------------------------------------------------------------------------