---- Minecraft Crash Report ----
// My bad.

Time: 4/12/19 9:23 PM
Description: Exception in server tick loop

java.util.concurrent.CompletionException: m: Loading NBT data
	at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273)
	at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280)
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1592)
	at agf.h(SourceFile:135)
	at agf.p(SourceFile:114)
	at vd$a.p(SourceFile:438)
	at vd.d(SourceFile:194)
	at net.minecraft.server.MinecraftServer.aW(SourceFile:708)
	at net.minecraft.server.MinecraftServer.p(SourceFile:696)
	at agf.bf(SourceFile:99)
	at net.minecraft.server.MinecraftServer.o(SourceFile:680)
	at net.minecraft.server.MinecraftServer.run(SourceFile:636)
	at java.lang.Thread.run(Thread.java:748)
Caused by: m: Loading NBT data
	at ib.a(SourceFile:444)
	at ib.a(SourceFile:81)
	at ib.a(SourceFile:438)
	at ib.a(SourceFile:81)
	at im.a(SourceFile:113)
	at im.a(SourceFile:78)
	at im.a(SourceFile:74)
	at bxs.d(SourceFile:53)
	at us.e(SourceFile:637)
	at us.f(SourceFile:412)
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
	... 10 more
Caused by: java.io.UTFDataFormatException: malformed input around byte 5
	at java.io.DataInputStream.readUTF(DataInputStream.java:656)
	at java.io.DataInputStream.readUTF(DataInputStream.java:564)
	at ib.b(SourceFile:431)
	at ib.a(SourceFile:78)
	at ii.a(SourceFile:65)
	at ib.a(SourceFile:438)
	... 20 more


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

-- System Details --
Details:
	Minecraft Version: 1.14 Pre-Release 2
	Operating System: Linux (amd64) version 4.15.0-47-generic
	Java Version: 1.8.0_202, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 798686136 bytes (761 MB) / 2034761728 bytes (1940 MB) up to 3817865216 bytes (3641 MB)
	JVM Flags: 2 total; -Xms128M -Xmx4096M
	Player Count: 2 / 20; [vg['VegetaI'/692, l='world', x=62.28, y=9.00, z=134.30], vg['Exit___'/1603, l='world', x=-140.72, y=71.50, z=-194.48]]
	Data Packs: vanilla, file/double shulker shells v1.0.0.zip (incompatible), file/OnePlayerSleepV2_5.zip (incompatible), file/more mob heads v1.2.0.zip (incompatible), file/Hermitcrack.zip (incompatible)
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)