各位版友 大家好，
小弟初次在此貼文提問，若有不足之處還請多多指教。

近期我與朋友們一同遊玩 Minecraft Jave 1.16.5 版本，
並以 Advent of Ascension (俗稱AOA、虛無世界) 作為主軸自製 Modpack；
一開始都玩得滿順利的，直到近期開始有人遇到崩潰的問題
畫面會突然短暫卡頓，接著會直接進入「正在儲存世界」的畫面，
最後閃退回桌面，跳出崩潰提示 (unexpected error)，
目前的狀況都發生在「地底下」，如地下室、自行挖掘的地下魚骨等地。

與朋友們設法排查了一下狀況，但很不幸的我們功力有限，
還請各位版友們協助指教 QQ !



---- Minecraft Crash Report ----
// You should try our sister game, Minceraft!

Time: 2021/6/21 下午 5:58
Description: Unexpected error

java.util.ConcurrentModificationException: null
at
java.util.ArrayList$ArrayListSpliterator.tryAdvance(ArrayList.java:1353)
~[?:1.8.0_51] {}
at
java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)
~[?:1.8.0_51] {}
at
java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:529)
~[?:1.8.0_51] {}
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:516)
~[?:1.8.0_51] {}
at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
~[?:1.8.0_51] {}
at java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:152)
~[?:1.8.0_51] {}
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
~[?:1.8.0_51] {}
at java.util.stream.ReferencePipeline.findAny(ReferencePipeline.java:469)
~[?:1.8.0_51] {}
at
org.orecruncher.environs.handlers.CommonStateHandler.process(CommonStateHandler.java:114)
~[?:1.16.4-4.0.4.2] {re:classloading,pl:eventbus:A,pl:runtimedistcleaner:A}
at org.orecruncher.environs.handlers.Manager.onTick(Manager.java:124)
~[?:1.16.4-4.0.4.2] {re:classloading}
at org.orecruncher.environs.handlers.Manager.clientTick(Manager.java:141)
~[?:1.16.4-4.0.4.2] {re:classloading}
at
net.minecraftforge.eventbus.ASMEventHandler_418_Manager_clientTick_ClientTickEvent.invoke(.dynamic)
~[?:?] {}
at
net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85)
~[eventbus-4.0.0.jar:?] {}
at
net.minecraftforge.eventbus.EventBus$$Lambda$2559/1105806783.invoke(Unknown
Source) ~[?:?] {}
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302)
~[eventbus-4.0.0.jar:?] {}
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283)
~[eventbus-4.0.0.jar:?] {}
at
net.minecraftforge.fml.hooks.BasicEventHooks.onPreClientTick(BasicEventHooks.java:105)
~[?:?] {re:classloading,re:mixin}
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1414)
~[?:?]
{re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.func_195542_b(Minecraft.java:953) [?:?]
{re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:607) [?:?]
{re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.main.Main.main(Main.java:184) [?:?]
{re:classloading,re:mixin,pl:runtimedistcleaner:A,pl:mixin:A,pl:runtimedistcleaner:A}
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
~[?:1.8.0_51] {}
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
~[?:1.8.0_51] {}
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
~[?:1.8.0_51] {}
at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}
at
net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51)
[forge-1.16.5-36.1.2.jar:36.1] {}
at
net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$487/836170750.call(Unknown
Source) [forge-1.16.5-36.1.2.jar:36.1] {}
at
cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37)
[modlauncher-8.0.9.jar:?] {}
at
cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54)
[modlauncher-8.0.9.jar:?] {}
at
cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72)
[modlauncher-8.0.9.jar:?] {}
at cpw.mods.modlauncher.Launcher.run(Launcher.java:82)
[modlauncher-8.0.9.jar:?] {}
at cpw.mods.modlauncher.Launcher.main(Launcher.java:66)
[modlauncher-8.0.9.jar:?] {}


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

---------------------------------------------------------------------------------------

-- Head --
Thread: Render thread
Stacktrace:
at
java.util.ArrayList$ArrayListSpliterator.tryAdvance(ArrayList.java:1353)
~[?:1.8.0_51] {}
at
java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)
~[?:1.8.0_51] {}
at
java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:529)
~[?:1.8.0_51] {}
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:516)
~[?:1.8.0_51] {}
at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
~[?:1.8.0_51] {}
at java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:152)
~[?:1.8.0_51] {}
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
~[?:1.8.0_51] {}
at java.util.stream.ReferencePipeline.findAny(ReferencePipeline.java:469)
~[?:1.8.0_51] {}
at
org.orecruncher.environs.handlers.CommonStateHandler.process(CommonStateHandler.java:114)
~[?:1.16.4-4.0.4.2] {re:classloading,pl:eventbus:A,pl:runtimedistcleaner:A}
at org.orecruncher.environs.handlers.Manager.onTick(Manager.java:124)
~[?:1.16.4-4.0.4.2] {re:classloading}
at org.orecruncher.environs.handlers.Manager.clientTick(Manager.java:141)
~[?:1.16.4-4.0.4.2] {re:classloading}
at
net.minecraftforge.eventbus.ASMEventHandler_418_Manager_clientTick_ClientTickEvent.invoke(.dynamic)
~[?:?] {}
at
net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85)
~[eventbus-4.0.0.jar:?] {}
at
net.minecraftforge.eventbus.EventBus$$Lambda$2559/1105806783.invoke(Unknown
Source) ~[?:?] {}
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302)
~[eventbus-4.0.0.jar:?] {}
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283)
~[eventbus-4.0.0.jar:?] {}
at
net.minecraftforge.fml.hooks.BasicEventHooks.onPreClientTick(BasicEventHooks.java:105)
~[?:?] {re:classloading,re:mixin}
-- Affected level --
Details:
All players: 1 total; [ClientPlayerEntity['Zanna_OuO'/2774334,
l='ClientLevel', x=295.68, y=65.00, z=-543.91]]
Chunk stats: Client Chunk Cache: 729, 514
Level dimension: minecraft:overworld
Level spawn location: World: (32,76,-256), Chunk: (at 0,4,0 in 2,-16;
contains blocks 32,0,-256 to 47,255,-241), Region: (0,-1; contains chunks
0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
Level time: 14588365 game time, 2322128 day time
Server brand: forge
Server type: Non-integrated multiplayer server
Stacktrace:
at
net.minecraft.client.world.ClientWorld.func_72914_a(ClientWorld.java:447)
~[?:?]
{re:mixin,pl:runtimedistcleaner:A,re:classloading,pl:mixin:APP:abnormals_core.mixins.json:client.ClientWorldMixin,pl:mixin:APP:mixins.sndctrl.json:MixinClientWorld,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2029) [?:?]
{re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:628) [?:?]
{re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.main.Main.main(Main.java:184) [?:?]
{re:classloading,re:mixin,pl:runtimedistcleaner:A,pl:mixin:A,pl:runtimedistcleaner:A}
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
~[?:1.8.0_51] {}
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
~[?:1.8.0_51] {}
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
~[?:1.8.0_51] {}
at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}
at
net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51)
[forge-1.16.5-36.1.2.jar:36.1] {}
at
net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$487/836170750.call(Unknown
Source) [forge-1.16.5-36.1.2.jar:36.1] {}
at
cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37)
[modlauncher-8.0.9.jar:?] {}
at
cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54)
[modlauncher-8.0.9.jar:?] {}
at
cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72)
[modlauncher-8.0.9.jar:?] {}
at cpw.mods.modlauncher.Launcher.run(Launcher.java:82)
[modlauncher-8.0.9.jar:?] {}
at cpw.mods.modlauncher.Launcher.main(Launcher.java:66)
[modlauncher-8.0.9.jar:?] {}


-- System Details --
Details:
Minecraft Version: 1.16.5
Minecraft Version ID: 1.16.5
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: 897991488 bytes (856 MB) / 2684354560 bytes (2560 MB) up to
4294967296 bytes (4096 MB)
CPUs: 8
JVM Flags: 9 total;
-XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump
-Xss1M -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC
-XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50
-XX:G1HeapRegionSize=32M
ModLauncher: 8.0.9+86+master.3cf110c
ModLauncher launch target: fmlclient
ModLauncher naming: srg
ModLauncher services:
/mixin-0.8.2.jar mixin PLUGINSERVICE
/eventbus-4.0.0.jar eventbus PLUGINSERVICE
/forge-1.16.5-36.1.2.jar object_holder_definalize PLUGINSERVICE
/forge-1.16.5-36.1.2.jar runtime_enum_extender PLUGINSERVICE
/accesstransformers-3.0.1.jar accesstransformer PLUGINSERVICE
/forge-1.16.5-36.1.2.jar capability_inject_definalize PLUGINSERVICE
/forge-1.16.5-36.1.2.jar runtimedistcleaner PLUGINSERVICE
/mixin-0.8.2.jar mixin TRANSFORMATIONSERVICE
/forge-1.16.5-36.1.2.jar fml TRANSFORMATIONSERVICE
FML: 36.1
Forge: net.minecraftforge:36.1.2
FML Language Providers:
[email protected]
minecraft@1
[email protected]
Mod List:
DungeonsMod-1.16.3-1.3.20.jar |Dungeons
Mod |dungeonsmod |1.16.3-1.3.20
|DONE |NOSIGNATURE
AoA3-3.5.2-1.16.5.jar |Advent of
Ascension |aoa3 |3.5.2
|DONE |NOSIGNATURE
jei-1.16.5-7.7.0.106.jar |Just Enough
Items |jei |7.7.0.106
|DONE |NOSIGNATURE
ComfortableNether4.2.jar |Comfortable
Nether |comfortable_nether |1.0.0
|DONE |NOSIGNATURE
abnormals_core-1.16.5-3.1.1.jar |Abnormals
Core |abnormals_core |3.1.1
|DONE |NOSIGNATURE
stalwart-dungeons-1.16.5-1.0.0.jar |Stalwart
Dungeons |stalwart_dungeons |1.0.0
|DONE |NOSIGNATURE
BetterCaves-Forge-1.16.4-1.1.2.jar |YUNG's Better
Caves |bettercaves |1.16.4-1.1.2
|DONE |NOSIGNATURE
Waystones_1.16.5-7.6.2.jar
|Waystones |waystones
|7.6.2 |DONE |NOSIGNATURE
CookingForBlockheads_1.16.5-9.3.2.jar |Cooking for
Blockheads |cookingforblockheads |9.3.2
|DONE |NOSIGNATURE
citadel-1.7.1-1.16.5.jar
|Citadel |citadel
|1.7.1 |DONE |NOSIGNATURE
alexsmobs-1.10.1.jar |Alex's
Mobs |alexsmobs |1.10.1
|DONE |NOSIGNATURE
TravelersBackpack-1.16.5-5.4.2.jar |Traveler's
Backpack |travelersbackpack |5.4.2
|DONE |NOSIGNATURE
Artifacts-1.16.5-2.9.3.jar
|Artifacts |artifacts
|1.16.5-2.9.3 |DONE |NOSIGNATURE
SereneSeasons-1.16.5-4.0.1.91-universal.jar |Serene
Seasons |sereneseasons |1.16.5-4.0.1.91
|DONE |NOSIGNATURE
YungsApi-1.16.4-Forge-6.jar |YUNG's
API |yungsapi |1.16.4-Forge-6
|DONE |NOSIGNATURE
OuterEnd-0.2.11.jar |The Outer
End |outer_end |0.2.9
|DONE |NOSIGNATURE
outvoted-1.16.5-1.2.4.jar
|Outvoted |outvoted
|1.2.4 |DONE |NOSIGNATURE
RPMTW-Update-Mod-Forge-1.16-1.1.4.jar
|RpmtwUpdateMod |rpmtw_update_mod
|1.1.4 |DONE |NOSIGNATURE
forge-1.16.5-36.1.2-universal.jar
|Forge |forge
|36.1.2 |DONE
|22:af:21:d8:19:82:7f:93:94:fe:2b:ac:b7:e4:41:57:68:39:87:b1:a7:5c:c6:44:f9:25:74:21:14:f5:0d:90
betterendforge-1.16.4-1.6.0.jar |BetterEnd
Forge |betterendforge |1.16.4-1.6.0
|DONE |NOSIGNATURE
Upgraded+Netherite+1.16.5+-+1.9.5.jar |Upgraded
Netherite |upgradednetherite |1.7.0
|DONE |NOSIGNATURE
DynamicSurroundings-1.16.4-4.0.4.2.jar |§3Dynamic
Surroundings |dsurround |1.16.4-4.0.4.2
|DONE
|b4:98:14:b9:76:55:25:4f:e5:5f:4d:71:90:87:43:5b:f9:d5:3a:02:60:42:5e:da:1f:15:9c:ff:be:a9:7c:77
corpse-1.16.5-1.0.5.jar
|Corpse |corpse
|1.16.5-1.0.5 |DONE |NOSIGNATURE
forge-1.16.5-36.1.2-client.jar
|Minecraft |minecraft
|1.16.5 |DONE |NOSIGNATURE
cofh_core-1.16.4-1.2.1.jar |CoFH
Core |cofh_core |1.2.1
|DONE |NOSIGNATURE
ensorcellation-1.16.4-1.2.0.jar
|Ensorcellation |ensorcellation
|1.2.0 |DONE |NOSIGNATURE
swingthroughgrass-1.16.4-1.5.3.jar
|SwingThroughGrass |swingthroughgrass
|1.16.4-1.5.3 |DONE |NOSIGNATURE
BiomesOPlenty-1.16.5-13.1.0.471-universal.jar |Biomes O'
Plenty |biomesoplenty |1.16.5-13.1.0.471
|DONE |NOSIGNATURE
pamhc2crops-1.16.3-1.0.2.jar |Pam's HarvestCraft 2
Crops |pamhc2crops |version |DONE
|NOSIGNATURE
supermartijn642corelib-1.0.5-mc1.16.5.jar |SuperMartijn642's
Core Lib |supermartijn642corelib |1.0.5 |DONE
|NOSIGNATURE
smoothboot-forge-1.16.4-1.2.2.jar |Smooth
Boot |smoothboot |1.16.4-1.2.2
|DONE |NOSIGNATURE
pamhc2foodextended-1.16.3-1.0.2.jar |Pam's HarvestCraft 2
Food Exte|pamhc2foodextended |version |DONE
|NOSIGNATURE
Bountiful-1.16.4-3.3.1.jar
|Bountiful |bountiful
|1.16.4-3.3.1 |DONE |NOSIGNATURE
majrusz-library-1.16.4-1.7.0.jar |Majrusz
Library |majrusz_library |1.7.0
|DONE |NOSIGNATURE
curios-forge-1.16.5-4.0.5.2.jar |Curios
API |curios |1.16.5-4.0.5.2
|DONE |NOSIGNATURE
savageandravage-1.16.5-3.1.0.jar |Savage &
Ravage |savageandravage |3.1.0
|DONE |NOSIGNATURE
Patchouli-1.16.4-51.jar
|Patchouli |patchouli
|1.16.4-51 |DONE |NOSIGNATURE
akisephilas-bosses-v.1.1.0.jar |Akisephila's
Bosses |akisephilas_bosses |1.1.0
|DONE |NOSIGNATURE
pamhc2foodcore-1.16.3-1.0.2.jar |Pam's HarvestCraft 2
Food Core|pamhc2foodcore |version |DONE
|NOSIGNATURE
diet-forge-1.16.5-0.30.jar
|Diet |diet
|1.16.5-0.30 |DONE |NOSIGNATURE
AutoRegLib-1.6-49.jar
|AutoRegLib |autoreglib
|1.6-49 |DONE |NOSIGNATURE
Quark-r2.4-312.jar
|Quark |quark
|r2.4-312 |DONE |NOSIGNATURE
entityculling-1.2.2.jar
|EntityCulling |entityculling
|1.2.2 |DONE |NOSIGNATURE
twoplayersonehorse-1.16.4-2.0.2.jar |2 players 1
horse |twoplayersonehorse |1.16.4-2.0.2
|DONE |NOSIGNATURE
HardcoreRevival_1.16.5-6.0.1.jar |Hardcore
Revival |hardcorerevival |6.0.1
|DONE |NOSIGNATURE
BetterStrongholds-1.16.4-1.1.jar |YUNG's Better
Strongholds |betterstrongholds |1.16.4-1.1
|DONE |NOSIGNATURE
majruszs-difficulty-1.16.4-0.7.0.jar |Majrusz's Progressive
Difficul|majruszs_difficulty |0.7.0 |DONE
|NOSIGNATURE
cfm-7.0.0pre22-1.16.3.jar |MrCrayfish's
Furniture Mod |cfm |7.0.0-pre22
|DONE |NOSIGNATURE
ferritecore-2.0.4-forge.jar |Ferrite
Core |ferritecore |2.0.4
|DONE
|41:ce:50:66:d1:a0:05:ce:a1:0e:02:85:9b:46:64:e0:bf:2e:cf:60:30:9a:fe:0c:27:e0:63:66:9a:84:ce:8a
cloth-config-4.11.26-forge.jar |Cloth Config v4
API |cloth-config |4.11.26 |DONE
|NOSIGNATURE
IngameIME-forge-1.16.5-remapped-1.6.jar
|IngameIME |ingameime
|1.6 |DONE |NOSIGNATURE
trashcans-1.0.10-mc1.16.5.jar |Trash
Cans |trashcans |1.0.10
|DONE |NOSIGNATURE
xlfoodmod-1.16.4-1.2.0.jar |XL Food
Mod |xlfoodmod |1.16.4-1.2.0
|DONE |NOSIGNATURE
forgemod_VoxelMap-1.10.12_for_1.16.5.jar
|VoxelMap |voxelmap
|1.10.15 |DONE |NOSIGNATURE
expandability-2.0.1-forge.jar
|ExpandAbility |expandability
|2.0.1 |DONE |NOSIGNATURE
valhelsia_core-16.0.9.jar |Valhelsia
Core |valhelsia_core |16.0.9
|DONE |NOSIGNATURE
valhelsia_structures-1.16.5-0.1.2.jar |Valhelsia
Structures |valhelsia_structures |1.16.5-0.1.2
|DONE |NOSIGNATURE
BetterMineshafts-Forge-1.16.4-2.0.4.jar |YUNG's Better
Mineshafts |bettermineshafts |1.16.4-2.0.4
|DONE |NOSIGNATURE
geckolib-forge-1.16.5-3.0.41.jar
|GeckoLib |geckolib3
|3.0.41 |DONE |NOSIGNATURE
Crash Report UUID: 8ea841e5-986b-43d8-8084-0fc8a50409d9
Patchouli open book context: n/a
Launched Version: 1.16.5-forge-36.1.2
Backend library: LWJGL version 3.2.2 build 10
Backend API: GeForce GTX 960M/PCIe/SSE2 GL version 4.6.0 NVIDIA 388.57,
NVIDIA Corporation
GL Caps: Using framebuffer using OpenGL 3.0
Using VBOs: Yes
Is Modded: Definitely; Client brand changed to 'forge'
Type: Client (map_client.txt)
Graphics mode: fast
Resource Packs: vanilla, mod_resources, RPMTW 1.16 翻譯包,
quark:emote_resources (incompatible)
Current Language: 繁體中文 (台灣)
CPU: 8x Intel(R) Core(TM) i7-6700HQ CPU @ 2.60GHz


以上為 Crash Report，再次感謝各位版友協助！

--
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謝謝大大！我再跟朋友們測試看看！
※ 編輯: Ahchooo (124.218.5.19 臺灣), 06/22/2021 18:53:34