---- Minecraft Crash Report ----
// This doesn't make any sense!

Time: 23/01/19 16:40
Description: Ticking entity

java.lang.ClassCastException: aio cannot be cast to aqm$d
	at aqm$b.e(SourceFile:500)
	at ajj.a(SourceFile:129)
	at ahm.cU(SourceFile:608)
	at ahl.k(SourceFile:2045)
	at ahm.k(SourceFile:473)
	at ahl.h(SourceFile:1896)
	at ahm.h(SourceFile:284)
	at aqm.h(SourceFile:131)
	at ahc.aK(SourceFile:1693)
	at ahl.aK(SourceFile:2186)
	at bci.a(SourceFile:985)
	at ur.a(SourceFile:392)
	at bci.g(SourceFile:968)
	at bci.a(SourceFile:1033)
	at ur.a(SourceFile:392)
	at bci.g(SourceFile:968)
	at bci.m_(SourceFile:850)
	at ur.m_(SourceFile:308)
	at net.minecraft.server.MinecraftServer.b(SourceFile:827)
	at net.minecraft.server.MinecraftServer.a(SourceFile:756)
	at drn.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:622)
	at java.lang.Thread.run(Thread.java:745)


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

-- Head --
Thread: Server thread
Stacktrace:
	at aqm$b.e(SourceFile:500)
	at ajj.a(SourceFile:129)
	at ahm.cU(SourceFile:608)
	at ahl.k(SourceFile:2045)
	at ahm.k(SourceFile:473)
	at ahl.h(SourceFile:1896)
	at ahm.h(SourceFile:284)
	at aqm.h(SourceFile:131)
	at ahc.aK(SourceFile:1693)
	at ahl.aK(SourceFile:2186)
	at bci.a(SourceFile:985)
	at ur.a(SourceFile:392)
	at bci.g(SourceFile:968)
	at bci.a(SourceFile:1033)
	at ur.a(SourceFile:392)
	at bci.g(SourceFile:968)

-- Entity being ticked --
Details:
	Entity Type: minecraft:zombie (aqu)
	Entity ID: 1175291
	Entity Name: Zombie
	Entity's Exact location: 168.98, 2.00, 197.90
	Entity's Block location: World: (168,2,197), Chunk: (at 8,0,5 in 10,12; contains blocks 160,0,192 to 175,255,207), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Entity's Momentum: 0.00, -0.02, 0.00
	Entity's Passengers: [aqb['Cube de magma'/1175292, l='Nouveau monde', x=168.98, y=3.53, z=197.90]]
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at bci.m_(SourceFile:850)
	at ur.m_(SourceFile:308)

-- Affected level --
Details:
	Level name: Nouveau monde
	All players: 1 total; [ut['Pierrot65'/22, l='Nouveau monde', x=169.63, y=6.51, z=195.10]]
	Chunk stats: ServerChunkCache: 2254
	Level seed: 349207954277404965
	Level generator: ID 01 - flat, ver 0. Features enabled: true
	Level generator options: {}
	Level spawn location: World: (192,4,176), Chunk: (at 0,0,0 in 12,11; contains blocks 192,0,176 to 207,255,191), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 1923 game time, 1923 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 107781 (now: false), thunder time: 65503 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.b(SourceFile:827)
	at net.minecraft.server.MinecraftServer.a(SourceFile:756)
	at drn.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:622)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 19w03c
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 679422368 bytes (647 MB) / 1744830464 bytes (1664 MB) up to 2147483648 bytes (2048 MB)
	JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
	Player Count: 1 / 8; [ut['Pierrot65'/22, l='Nouveau monde', x=169.63, y=6.51, z=195.10]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.