---- Minecraft Crash Report ----
// On the bright side, I bought you a teddy bear!

Time: 11/30/18 5:21 AM
Description: Ticking memory connection

java.lang.AbstractMethodError: bxx$$Lambda$1069/673231721.a(Lcom/mojang/datafixers/Dynamic;)Ljava/lang/Object;
	at yg.a(SourceFile:18)
	at cat.<init>(SourceFile:44)
	at bvl$a.<init>(SourceFile:29)
	at bxc$$Lambda$1007/963585828.load(Unknown Source)
	at cax.a(SourceFile:86)
	at bqu.a(SourceFile:614)
	at bqu.a(SourceFile:229)
	at ui.d(SourceFile:439)
	at ui$$Lambda$2079/1607259781.get(Unknown Source)
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1582)
	at ui$$Lambda$2096/102730834.accept(Unknown Source)
	at java.util.ArrayList.forEach(ArrayList.java:1249)
	at ui.e(SourceFile:369)
	at ui.a(SourceFile:272)
	at baq.a(SourceFile:261)
	at baq.d(SourceFile:256)
	at baq.a(SourceFile:767)
	at uj.a(SourceFile:573)
	at wm.c(SourceFile:332)
	at wm.a(SourceFile:163)
	at vb.b(SourceFile:113)
	at vb.ab_(SourceFile:65)
	at io.a(SourceFile:238)
	at uy.c(SourceFile:171)
	at net.minecraft.server.MinecraftServer.b(SourceFile:805)
	at net.minecraft.server.MinecraftServer.a(SourceFile:716)
	at dog.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:582)
	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 yg.a(SourceFile:18)
	at cat.<init>(SourceFile:44)
	at bvl$a.<init>(SourceFile:29)
	at bxc$$Lambda$1007/963585828.load(Unknown Source)
	at cax.a(SourceFile:86)
	at bqu.a(SourceFile:614)
	at bqu.a(SourceFile:229)
	at ui.d(SourceFile:439)
	at ui$$Lambda$2079/1607259781.get(Unknown Source)
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1582)
	at ui$$Lambda$2096/102730834.accept(Unknown Source)
	at java.util.ArrayList.forEach(ArrayList.java:1249)
	at ui.e(SourceFile:369)
	at ui.a(SourceFile:272)
	at baq.a(SourceFile:261)
	at baq.d(SourceFile:256)
	at baq.a(SourceFile:767)
	at uj.a(SourceFile:573)
	at wm.c(SourceFile:332)
	at wm.a(SourceFile:163)
	at vb.b(SourceFile:113)
	at vb.ab_(SourceFile:65)
	at io.a(SourceFile:238)

-- Ticking connection --
Details:
	Connection: io@74bdcf8
Stacktrace:
	at uy.c(SourceFile:171)
	at net.minecraft.server.MinecraftServer.b(SourceFile:805)
	at net.minecraft.server.MinecraftServer.a(SourceFile:716)
	at dog.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:582)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 18w48a
	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: 709674880 bytes (676 MB) / 1342177280 bytes (1280 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; [ul['AustinHealy'/256, l='Fourteen Land', x=-83.80, y=62.66, z=-2399.94]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.