---- Minecraft Crash Report ---- // There are four lights! Time: 12/27/19 3:08 PM Description: Exception while updating neighbours java.util.ConcurrentModificationException at java.util.HashMap$HashIterator.nextNode(HashMap.java:1445) at java.util.HashMap$KeyIterator.next(HashMap.java:1469) at vk.a(SourceFile:1037) at bhr.a(SourceFile:233) at bst.a(SourceFile:120) at bvt.a(SourceFile:245) at bhr.a(SourceFile:353) at bhr.b(SourceFile:322) at bqz.a(SourceFile:202) at bqz.a(SourceFile:340) at bvt.a(SourceFile:245) at bhr.a(SourceFile:353) at bhr.a(SourceFile:336) at bod.d(SourceFile:197) at bod.b(SourceFile:179) at bvt.a(SourceFile:257) at bxt.a(SourceFile:293) at bhr.a(SourceFile:213) at bnp.f(SourceFile:159) at bnp.b(SourceFile:170) at bvt.a(SourceFile:265) at vk.b(SourceFile:565) at bie.b(SourceFile:87) at vk.a(SourceFile:320) at net.minecraft.server.MinecraftServer.b(SourceFile:835) at uk.b(SourceFile:343) at net.minecraft.server.MinecraftServer.a(SourceFile:774) at net.minecraft.server.MinecraftServer.run(SourceFile:642) at java.lang.Thread.run(Thread.java:748) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Thread: Server thread Stacktrace: at java.util.HashMap$HashIterator.nextNode(HashMap.java:1445) at java.util.HashMap$KeyIterator.next(HashMap.java:1469) at vk.a(SourceFile:1037) at bhr.a(SourceFile:233) at bst.a(SourceFile:120) at bvt.a(SourceFile:245) -- Block being updated -- Details: Source block type: ID #minecraft:redstone_wire (block.minecraft.redstone_wire // bqz) Block: Block{minecraft:oak_trapdoor}[facing=north,half=bottom,open=true,powered=true,waterlogged=true] Block location: World: (6799,89,781), Chunk: (at 15,5,13 in 424,48; contains blocks 6784,0,768 to 6799,255,783), Region: (13,1; contains chunks 416,32 to 447,63, blocks 6656,0,512 to 7167,255,1023) Stacktrace: at bhr.a(SourceFile:353) at bhr.b(SourceFile:322) at bqz.a(SourceFile:202) at bqz.a(SourceFile:340) at bvt.a(SourceFile:245) -- Block being updated -- Details: Source block type: ID #minecraft:comparator (block.minecraft.comparator // bnp) Block: Block{minecraft:redstone_wire}[east=none,north=none,power=2,south=none,west=up] Block location: World: (6799,90,780), Chunk: (at 15,5,12 in 424,48; contains blocks 6784,0,768 to 6799,255,783), Region: (13,1; contains chunks 416,32 to 447,63, blocks 6656,0,512 to 7167,255,1023) Stacktrace: at bhr.a(SourceFile:353) at bhr.a(SourceFile:336) at bod.d(SourceFile:197) at bod.b(SourceFile:179) at bvt.a(SourceFile:257) at bxt.a(SourceFile:293) at bhr.a(SourceFile:213) at bnp.f(SourceFile:159) at bnp.b(SourceFile:170) at bvt.a(SourceFile:265) at vk.b(SourceFile:565) -- Block being ticked -- Details: Block location: World: (6798,89,780), Chunk: (at 14,5,12 in 424,48; contains blocks 6784,0,768 to 6799,255,783), Region: (13,1; contains chunks 416,32 to 447,63, blocks 6656,0,512 to 7167,255,1023) Stacktrace: at bie.b(SourceFile:87) at vk.a(SourceFile:320) -- Affected level -- Details: All players: 6 total; [vl['iLuxLucis'/672, l='world', x=2914.92, y=79.50, z=-708.70], vl['kieransearl'/6845, l='world', x=6911.32, y=64.63, z=878.65], vl['LumpySpaceHolly'/99, l='world', x=6926.72, y=72.00, z=886.83], vl['BigDecayingLife'/506, l='world', x=6932.11, y=72.00, z=883.77], vl['Femble'/28853, l='world', x=9960.49, y=72.00, z=-450.52], vl['MomhatezWow'/43812, l='world', x=3942.58, y=66.00, z=-6430.99]] Chunk stats: ServerChunkCache: 9900 Level dimension: minecraft:overworld Level name: world Level seed: 8210109244613034996 Level generator: ID 00 - default, ver 1. Features enabled: true Level generator options: {} Level spawn location: World: (4163,72,35), Chunk: (at 3,4,3 in 260,2; contains blocks 4160,0,32 to 4175,255,47), Region: (8,0; contains chunks 256,0 to 287,31, blocks 4096,0,0 to 4607,255,511) Level time: 1190330424 game time, 489540622 day time Level storage version: 0x04ABD - Anvil Level weather: Rain time: 98231 (now: false), thunder time: 58773 (now: false) Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false Stacktrace: at net.minecraft.server.MinecraftServer.b(SourceFile:835) at uk.b(SourceFile:343) at net.minecraft.server.MinecraftServer.a(SourceFile:774) at net.minecraft.server.MinecraftServer.run(SourceFile:642) at java.lang.Thread.run(Thread.java:748) -- System Details -- Details: Minecraft Version: 1.14.4 Minecraft Version ID: 1.14.4 Operating System: Linux (amd64) version 3.10.0-1062.9.1.el7.x86_64 Java Version: 1.8.0_232, Oracle Corporation Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 470407392 bytes (448 MB) / 1536823296 bytes (1465 MB) up to 25096093696 bytes (23933 MB) CPUs: 8 JVM Flags: 5 total; -Xms128M -Xmx24000M -XX:+UseConcMarkSweepGC -XX:+DisableExplicitGC -XX:+CMSClassUnloadingEnabled Player Count: 6 / 99; [vl['LumpySpaceHolly'/99, l='world', x=6926.72, y=72.00, z=886.83], vl['BigDecayingLife'/506, l='world', x=6932.11, y=72.00, z=883.77], vl['iLuxLucis'/672, l='world', x=2914.92, y=79.50, z=-708.70], vl['kieransearl'/6845, l='world', x=6911.32, y=64.63, z=878.65], vl['Femble'/28853, l='world', x=9960.49, y=72.00, z=-450.52], vl['MomhatezWow'/43812, l='world', x=3942.58, y=66.00, z=-6430.99]] Data Packs: vanilla, file/anti enderman grief v1.0.0.zip, file/silence mobs v1.0.0.zip, file/customizable armor stands v2.4.0.zip, file/VanillaTweaks_c677591.zip (incompatible), file/anti ghast grief v1.0.0.zip, file/coordinates hud v1.1.1.zip, file/dragon drops elytra v1.0.2.zip, file/kill empty boats v1.0.0.zip, file/larger phantoms v1.0.0.zip, file/more mob heads v2.1.0.zip, file/multiplayer sleep v1.0.1.zip, file/player_head_drops_v1.0.0.zip, file/terracotta rotation wrench v1.0.1.zip Is Modded: Unknown (can't tell) Type: Dedicated Server (map_server.txt)