To Reproduce
Steps to reproduce the crash:

1. Fire any gun
2. Looked "Time-stopping"
3. MC crashed
4. I can't load the world

Screenshots

Versions (please complete the following information)

• Forge: 2847
• Flan's Mod:5.6-beta6

Crash Log

https://gist.github.com/ym1025/7804378709fdd011e558a70600d4c4cc
Additional context

I made different world, but MC has crashed too.

Also seeing this whenever any weapons fired on Beta 6.

`---- Minecraft Crash Report ----

WARNING: coremods are present:
CoreMod (TickProfiler-0.0.7.jar)
ForgelinPlugin (Forgelin-1.8.4.jar)
AdvancedRocketryPlugin (AdvancedRocketry-1.6.0z100.jar)
Inventory Tweaks Coremod (InventoryTweaks-1.6.3.jar)
RandomPatches (RandomPatches-1.121.0.0.jar)
MalisisCorePlugin (MalisisCore-6.5.1b.jar)
TransformerLoader (OpenComputers-1.7.5.192.jar)
IELoadingPlugin (ImmersiveEngineering-core-0.12-92.jar)
LoadingPlugin (ChunkAnimator-1.2.jar)
IvToolkit (IvToolkit-1.3.3.jar)
SoundUnpack (OpenSecurity-1.0.39.jar)
CTMCorePlugin (CTM-1.0.1.30.jar)
MekanismCoremod (Mekanism-9.8.3.390.jar)
Contact their authors BEFORE contacting forge

// But it works on my machine.

Time: 2/22/20 3:00 PM
Description: Exception in server tick loop

java.lang.StackOverflowError: Exception in server tick loop
at java.io.UnixFileSystem.canonicalize0(Native Method)
at java.io.UnixFileSystem.canonicalize(UnixFileSystem.java:172)
at java.io.File.getCanonicalPath(File.java:618)
at java.io.FilePermission$1.run(FilePermission.java:248)
at java.io.FilePermission$1.run(FilePermission.java:236)
at java.security.AccessController.doPrivileged(Native Method)
at java.io.FilePermission.init(FilePermission.java:236)
at java.io.FilePermission.(FilePermission.java:310)
at java.lang.SecurityManager.checkRead(SecurityManager.java:888)
at java.io.File.exists(File.java:814)
at net.minecraft.world.chunk.storage.RegionFile.(RegionFile.java:41)
at net.minecraft.world.chunk.storage.RegionFileCache.func_76550_a(SourceFile:64)
at net.minecraft.world.chunk.storage.RegionFileCache.func_76549_c(SourceFile:110)
at net.minecraft.world.chunk.storage.AnvilChunkLoader.loadChunk__Async(AnvilChunkLoader.java:82)
at net.minecraftforge.common.chunkio.ChunkIOProvider.run(ChunkIOProvider.java:70)
at net.minecraftforge.common.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:92)
at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:118)
at net.minecraft.world.gen.ChunkProviderServer.func_186028_c(ChunkProviderServer.java:89)
at net.minecraft.world.gen.ChunkProviderServer.func_186025_d(ChunkProviderServer.java:135)
at net.minecraft.world.World.func_72964_e(World.java:310)
at net.minecraft.world.World.func_175726_f(World.java:305)
at net.minecraft.world.World.func_180495_p(World.java:911)
at com.flansmod.common.guns.raytracing.FlansModRaytracer.raytraceBlock(FlansModRaytracer.java:184)`

This crash was caused by malassis core and is fixed in recent versions.