Minecraft crashes, when I join my optimized World, every time (Singleplayer) (MACOS)

---- Minecraft Crash Report ----
// Don't be sad. I'll do better next time, I promise!

Time: 21.07.18 02:42
Description: Exception generating new chunk

java.util.concurrent.ExecutionException: java.lang.ArrayIndexOutOfBoundsException
	at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357)
	at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1895)
	at tb.c(SourceFile:126)
	at tj.a(SourceFile:85)
	at tk.c(SourceFile:123)
	at tc.i_(SourceFile:220)
	at net.minecraft.server.MinecraftServer.w(SourceFile:723)
	at net.minecraft.server.MinecraftServer.v(SourceFile:656)
	at dfx.v(SourceFile:157)
	at net.minecraft.server.MinecraftServer.run(SourceFile:559)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ArrayIndexOutOfBoundsException


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Thread: Server thread
Stacktrace:
	at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357)

-- Chunk to be generated --
Details:
	Location: -113,32
	Position hash: 141733920655
	Generator: bom@c1ccd66
Stacktrace:
	at tb.a(SourceFile:170)
	at tb.c(SourceFile:129)
	at tj.a(SourceFile:85)
	at tk.c(SourceFile:123)
	at tc.i_(SourceFile:220)
	at net.minecraft.server.MinecraftServer.w(SourceFile:723)
	at net.minecraft.server.MinecraftServer.v(SourceFile:656)
	at dfx.v(SourceFile:157)
	at net.minecraft.server.MinecraftServer.run(SourceFile:559)
	at java.lang.Thread.run(Thread.java:745)

-- Affected level --
Details:
	Level name: Toan's Welt
	All players: 1 total; [te['Chigulla'/5224, l='Toan's Welt', x=-1286.51, y=75.06, z=342.62]]
	Chunk stats: ServerChunkCache: 3248 Drop: 0
	Level seed: 4159755452427413102
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: {}
	Level spawn location: World: (212,64,256), Chunk: (at 4,4,0 in 13,16; contains blocks 208,0,256 to 223,255,271), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 23955318 game time, 1240133 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 327 (now: false), thunder time: 45363 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false

-- System Details --
Details:
	Minecraft Version: 1.13
	Operating System: Mac OS X (x86_64) version 10.13.6
	Java Version: 1.8.0_74, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1779158880 bytes (1696 MB) / 2751463424 bytes (2624 MB) up to 4294967296 bytes (4096 MB)
	JVM Flags: 8 total; -Xss1M -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [te['Chigulla'/5224, l='Toan's Welt', x=-1286.51, y=75.06, z=342.62]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.