---- Minecraft Crash Report ----
// Ooh. Shiny.

Time: 09.03.19 11:41
Description: Ticking block entity

java.lang.IllegalArgumentException: Cannot get property brw{name=enabled, clazz=class java.lang.Boolean, values=[true, false]} as it does not exist in Block{minecraft:dropper}
at brd.c(SourceFile:95)
at bpw.a(SourceFile:118)
at bpw.g(SourceFile:109)
at bdf.I(SourceFile:635)
at uv.a(SourceFile:387)
at net.minecraft.server.MinecraftServer.b(SourceFile:837)
at net.minecraft.server.MinecraftServer.a(SourceFile:776)
at dtc.a(SourceFile:128)
at net.minecraft.server.MinecraftServer.run(SourceFile:634)
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 brd.c(SourceFile:95)
at bpw.a(SourceFile:118)
at bpw.g(SourceFile:109)

– Block entity being ticked –
Details:
Name: minecraft:hopper // bpw
Block: Block{minecraft:dropper}[facing=west,triggered=false]
Block location: World: (347,63,-120), Chunk: (at 11,3,8 in 21,-8; contains blocks 336,0,-128 to 351,255,-113), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
Block: Block{minecraft:dropper}[facing=west,triggered=false]
Block location: World: (347,63,-120), Chunk: (at 11,3,8 in 21,-8; contains blocks 336,0,-128 to 351,255,-113), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
Stacktrace:
at bdf.I(SourceFile:635)
at uv.a(SourceFile:387)

– Affected level –
Details:
Level name: SnapShots
All players: 1 total; [uw['CaptainTimberTim'/162, l='SnapShots', x=345.05, y=64.00, z=-119.16]]
Chunk stats: ServerChunkCache: 2597
Level seed: 8193148410987188076
Level generator: ID 00 - default, ver 1. Features enabled: true
Level generator options: {}
Level spawn location: World: (-32,65,163), Chunk: (at 0,4,3 in -2,10; contains blocks -32,0,160 to -17,255,175), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Level time: 819020 game time, 1000 day time
Level dimension: 0
Level storage version: 0x04ABD - Anvil
Level weather: Rain time: 111828 (now: false), thunder time: 90466 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
at net.minecraft.server.MinecraftServer.b(SourceFile:837)
at net.minecraft.server.MinecraftServer.a(SourceFile:776)
at dtc.a(SourceFile:128)
at net.minecraft.server.MinecraftServer.run(SourceFile:634)
at java.lang.Thread.run(Thread.java:745)

– System Details –
Details:
Minecraft Version: 19w09a
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: 1147019144 bytes (1093 MB) / 2013265920 bytes (1920 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; [uw['CaptainTimberTim'/162, l='SnapShots', x=345.05, y=64.00, z=-119.16]]
Data Packs: vanilla
Type: Integrated Server (map_client.txt)
Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.