I need help with this crash report it always the same reason of the crash and i didnt found anything on google

---- Minecraft Crash Report ----

WARNING: coremods are present:
SpongeCoremod (spongeforge-1.11.2-2315-6.1.0-BETA-2377.jar)
IC2core (industrialcraft-2-2.7.81-ex111.jar)
Contact their authors BEFORE contacting forge

// Don’t do that.

Time: 18/08/17 16:51
Description: Exception while ticking a block

java.util.concurrent.RejectedExecutionException: Task net.minecraft.world.WorldServer$$Lambda$1309/47403441@3d0fa674 rejected from java.util.concurrent.ThreadPoolExecutor@5a6191d5[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 1275749]
at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.reject(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.execute(Unknown Source)
at java.util.concurrent.Executors$DelegatedExecutorService.execute(Unknown Source)
at net.minecraft.world.WorldServer.updateLightAsync(WorldServer.java:3949)
at net.minecraft.world.WorldServer.func_180500_c(WorldServer.java:3774)
at net.minecraft.world.World.func_175664_x(World.java:2737)
at org.spongepowered.common.event.tracking.CauseTracker.setBlockState(CauseTracker.java:481)
at net.minecraft.world.WorldServer.func_180501_a(WorldServer.java:2693)
at net.minecraft.block.BlockDynamicLiquid.func_176375_a(BlockDynamicLiquid.java:174)
at net.minecraft.block.BlockDynamicLiquid.func_180650_b(BlockDynamicLiquid.java:128)
at org.spongepowered.common.event.tracking.TrackingUtil.updateTickBlock(TrackingUtil.java:268)
at net.minecraft.world.WorldServer.redirect$onUpdateTick$zkd000(WorldServer.java:2201)
at net.minecraft.world.WorldServer.func_72955_a(WorldServer.java:745)
at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:217)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:709)
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:384)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:624)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:482)
at java.lang.Thread.run(Unknown Source)

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

– Head –
Thread: Server thread
Stacktrace:
at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.reject(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.execute(Unknown Source)
at java.util.concurrent.Executors$DelegatedExecutorService.execute(Unknown Source)
at net.minecraft.world.WorldServer.updateLightAsync(WorldServer.java:3949)
at net.minecraft.world.WorldServer.func_180500_c(WorldServer.java:3774)
at net.minecraft.world.World.func_175664_x(World.java:2737)
at org.spongepowered.common.event.tracking.CauseTracker.setBlockState(CauseTracker.java:481)
at net.minecraft.world.WorldServer.func_180501_a(WorldServer.java:2693)
at net.minecraft.block.BlockDynamicLiquid.func_176375_a(BlockDynamicLiquid.java:174)
at net.minecraft.block.BlockDynamicLiquid.func_180650_b(BlockDynamicLiquid.java:128)
at org.spongepowered.common.event.tracking.TrackingUtil.updateTickBlock(TrackingUtil.java:268)
at net.minecraft.world.WorldServer.redirect$onUpdateTick$zkd000(WorldServer.java:2201)

– Block being ticked –
Details:
Block: minecraft:flowing_water[level=8]
Block location: World: (27,37,183), Chunk: (at 11,2,7 in 1,11; contains blocks 16,0,176 to 31,255,191), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Stacktrace:
at net.minecraft.world.WorldServer.func_72955_a(WorldServer.java:745)
at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:217)

– Affected level –
Details:
Level name: recursos
All players: 0 total; []
Chunk stats: ServerChunkCache: 1356 Drop: 0
Level seed: -3287857935277189367
Level generator: ID 00 - default, ver 1. Features enabled: true
Level generator options:
Level spawn location: World: (444,70,-840), Chunk: (at 12,4,8 in 27,-53; contains blocks 432,0,-848 to 447,255,-833), Region: (0,-2; contains chunks 0,-64 to 31,-33, blocks 0,0,-1024 to 511,255,-513)
Level time: 8991238 game time, 4907464 day time
Level dimension: 0
Level storage version: 0x04ABD - Anvil
Level weather: Rain time: 122297 (now: false), thunder time: 98054 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: true
Stacktrace:
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:709)
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:384)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:624)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:482)
at java.lang.Thread.run(Unknown Source)

– System Details –
Details:
Minecraft Version: 1.11.2
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_144, Oracle Corporation
Java VM Version: Java HotSpot™ 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 769660488 bytes (734 MB) / 2142240768 bytes (2043 MB) up to 2142240768 bytes (2043 MB)
JVM Flags: 2 total; -Xms1G -Xmx2G
IntCache: cache: 0, tcache: 0, allocated: 14, tallocated: 94
FML: MCP 9.38 Powered by Forge 13.20.0.2315 47 mods loaded, 47 mods active
States: ‘U’ = Unloaded ‘L’ = Loaded ‘C’ = Constructed ‘H’ = Pre-initialized ‘I’ = Initialized ‘J’ = Post-initialized ‘A’ = Available ‘D’ = Disabled ‘E’ = Errored
UCHIJAAAA minecraft{1.11.2} [Minecraft] (minecraft.jar)
UCHIJAAAA mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
UCHIJAAAA FML{8.0.99.99} [Forge Mod Loader] (forge.jar)
UCHIJAAAA forge{13.20.0.2315} [Minecraft Forge] (forge.jar)
UCHIJAAAA spongeapi{6.1.0-SNAPSHOT-a15cc3e} [SpongeAPI] (spongeforge-1.11.2-2315-6.1.0-BETA-2377.jar)
UCHIJAAAA sponge{1.11.2-2315-6.1.0-BETA-2377} [SpongeForge] (spongeforge-1.11.2-2315-6.1.0-BETA-2377.jar)
UCHIJAAAA noxray{0.3.3-beta} [NoXray] (NoXray.jar)
UCHIJAAAA adminshop{1.8.2} [AdminShop] (AdminShop-1.10.2-1.8.2-universal.jar)
UCHIJAAAA katlib{5.0.0-2.2.0} [KatLib] (Akatlib-5-0-0-2.2.0-assembly.jar)
UCHIJAAAA nuvotifier{2.3.4} [NuVotifier] (nuvotifier-universal-2.3.4.jar)
UCHIJAAAA aurionsvotelistener{1.3} [AurionsVoteListener] (AurionsVoteListener-1.0.7.jar)
UCHIJAAAA betterkits{0.9.6} [BetterKits] (BetterKits-0.9.6.jar)
UCHIJAAAA guideapi{1.11.2-2.1.1-52} [Guide-API] (Guide-API-1.11.2-2.1.1-52.jar)
UCHIJAAAA bloodmagic{1.11-2.1.10-79} [Blood Magic: Alchemical Wizardry] (BloodMagic-1.11-2.1.10-79.jar)
UCHIJAAAA buildcraftlib{7.99.4} [BuildCraft Lib] (buildcraft-7.99.4.jar)
UCHIJAAAA buildcraftcore{7.99.4} [BuildCraft] (buildcraft-7.99.4.jar)
UCHIJAAAA buildcraftfactory{7.99.4} [BC Factory] (buildcraft-7.99.4.jar)
UCHIJAAAA buildcrafttransport{7.99.4} [BC Transport] (buildcraft-7.99.4.jar)
UCHIJAAAA buildcraftbuilders{7.99.4} [BC Builders] (buildcraft-7.99.4.jar)
UCHIJAAAA buildcraftenergy{7.99.4} [BC Energy] (buildcraft-7.99.4.jar)
UCHIJAAAA buildcraftrobotics{7.99.4} [BC Robotics] (buildcraft-7.99.4.jar)
UCHIJAAAA buildcraftsilicon{7.99.4} [BC Silicon] (buildcraft-7.99.4.jar)
UCHIJAAAA carrotshop{1.9} [CarrotShop] (CarrotShop-1.9.jar)
UCHIJAAAA catclearlag{0.8} [CatClearLag] (CatClearLag-0.8.jar)
UCHIJAAAA chithchat{5.0.0-2.0.1} [ChitChat] (chitchat-5-0-0-2.0.1-assembly.jar)
UCHIJAAAA city{0.1.39} [City] (City-0.1.39.jar)
UCHIJAAAA de_yottaflops_easyscoreboard{2.1.1} [Easy Scoreboards] (EasyScoreboards.jar)
UCHIJAAAA energyconverters{1.0.0.20} [Energy Converters] (energyconverters_1.11.2-1.0.0.20.jar)
UCHIJAAAA flexiblelogin{0.12.3} [FlexibleLogin] (FlexibleLogin.jar)
UCHIJAAAA ic2{2.7.81-ex111} [IndustrialCraft 2] (industrialcraft-2-2.7.81-ex111.jar)
UCHIJAAAA keys{1.2} [keys] (Keys-1.2.1-1-g46a0267.jar)
UCHIJAAAA lottery{1.3.1} [Lottery] (lottery-1.3.1.jar)
UCHIJAAAA minereset{1.0.7} [MineReset] (MineReset-1.0.7.jar)
UCHIJAAAA mmcreboot{2.0.4} [MMCReboot] (MMCReboot-2.0.4-API-5.1-6.X.jar)
UCHIJAAAA nucleus{0.29.5-S6.0} [Nucleus] (Nucleus-0.29.5-1.11.2-S6.0-plugin.jar)
UCHIJAAAA permissionsex{2.0-SNAPSHOT-b147} [PermissionsEx] (PermissionsEx-Sponge.jar)
UCHIJAAAA pjc{0.1.0} [Project Core] (project.core-5.2.0-0.1.0.jar)
UCHIJAAAA pjp{0.13.7} [Project Portals] (project.portals-5.2.0-0.13.7.jar)
UCHIJAAAA pjw{0.12.0} [Project Worlds] (project.worlds-6.1.0-0.12.0.jar)
UCHIJAAAA refinedstorage{1.4.18} [Refined Storage] (refinedstorage-1.4.18.jar)
UCHIJAAAA servershops{1.1.0} [Server Shops] (ServerShops-1.10.2-1.1.0.jar)
UCHIJAAAA skinsrestorer{1.0} [SkinsRestorer] (SkinsRestorer-v13.1.2.jar)
UCHIJAAAA smackrandomteleport{1.0.1} [SmackRandomTeleport] (smackrandomteleport.jar)
UCHIJAAAA tmotd{1.0} [TitleMOTD] (TitleMOTD.-.1.0.jar)
UCHIJAAAA totaleconomy{1.5.3} [Total Economy] (TotalEconomy-v1.5.3.jar)
UCHIJAAAA universeguard{1.0} [Universe Guard] (UniverseGuard.jar)
UCHIJAAAA worldedit{6.1.8-SNAPSHOT} [WorldEdit] (worldedit-sponge-6.1.8-SNAPSHOT-dist.jar)
Loaded coremods (and transformers):
SpongeCoremod (spongeforge-1.11.2-2315-6.1.0-BETA-2377.jar)
org.spongepowered.common.launch.transformer.SpongeSuperclassTransformer
IC2core (industrialcraft-2-2.7.81-ex111.jar)

Profiler Position: N/A (disabled)
Player Count: 2 / 100; [EntityPlayerMP['ErnestoNoihara'/40815, l='negocios', x=856,70, y=4,00, z=375,66], EntityPlayerMP['TWI_Dino'/565, l='world', x=-281,70, y=77,83, z=225,56]]
Is Modded: Definitely; Server brand changed to 'fml,forge,sponge'
Type: Dedicated Server (map_server.txt)

How often does this happen? I’ve been having trouble reproducing this in the past.

When i open my server but only one a entity load the chink or something like that

I need some more information in order to fix this one. Could you install this plugin and post the console output next time you get the crash?

Here you have if you need some more thing s just say it to me