Here is the crash report

Description: Ticking entity

java.lang.NullPointerException: Ticking entity
at net.minecraft.util.math.BlockPos.(SourceFile:56) ~[?:?] {re:computing_frames,re:mixin,re:classloading}
at com.infamous.dungeons_gear.loot.GlobalLootModifier$CommonLootAdditions.doApply(GlobalLootModifier.java:66) ~[?:2.0.1] {re:classloading}
at net.minecraftforge.common.loot.LootModifier.apply(LootModifier.java:53) ~[?:?] {re:classloading}
at net.minecraftforge.common.ForgeHooks.modifyLoot(ForgeHooks.java:1199) ~[?:?] {re:classloading}
at net.minecraft.loot.LootTable.func_216113_a(LootTable.java:86) ~[?:?] {re:computing_frames,re:mixin,re:classloading}
at net.minecraft.entity.monster.piglin.PiglinTasks.func_234524_k_(PiglinTasks.java:304) ~[?:?] {re:classloading}
at net.minecraft.entity.monster.piglin.PiglinTasks.func_234477_a_(PiglinTasks.java:237) ~[?:?] {re:classloading}
at net.minecraft.entity.monster.piglin.StartAdmiringItemTask.func_212831_a_(SourceFile:24) ~[?:?] {re:classloading}
at net.minecraft.entity.monster.piglin.StartAdmiringItemTask.func_212831_a_(SourceFile:10) ~[?:?] {re:classloading}
at net.minecraft.entity.ai.brain.task.Task.func_220378_b(SourceFile:49) ~[?:?] {re:classloading}
at net.minecraft.entity.ai.brain.Brain.func_218218_d(SourceFile:506) ~[?:?] {re:classloading}
at net.minecraft.entity.ai.brain.Brain.func_218210_a(SourceFile:465) ~[?:?] {re:classloading}
at net.minecraft.entity.monster.piglin.PiglinEntity.func_70619_bc(PiglinEntity.java:226) ~[?:?] {re:classloading}
at net.minecraft.entity.MobEntity.func_70626_be(MobEntity.java:982) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
at net.minecraft.entity.LivingEntity.func_70636_d(LivingEntity.java:2411) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:fml:apotheosis:apothshieldblock,xf:fml:apotheosis:apothpotiondmg}
at net.minecraft.entity.MobEntity.func_70636_d(MobEntity.java:682) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
at net.minecraft.entity.monster.MonsterEntity.func_70636_d(SourceFile:43) ~[?:?] {re:mixin,re:classloading}
at net.minecraft.entity.LivingEntity.func_70071_h_(LivingEntity.java:2158) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:fml:apotheosis:apothshieldblock,xf:fml:apotheosis:apothpotiondmg}
at net.minecraft.entity.MobEntity.func_70071_h_(MobEntity.java:430) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
at net.minecraft.world.server.ServerWorld.func_217479_a(ServerWorld.java:606) ~[?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}
at net.minecraft.world.server.ServerWorld$$Lambda$9519/537837893.accept(Unknown Source) ~[?:?] {}
at net.minecraft.world.World.func_217390_a(World.java:554) ~[?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}
at net.minecraft.world.server.ServerWorld.func_72835_b(ServerWorld.java:399) ~[?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:847) ~[?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:bettercaves.mixins.json:MixinMinecraftServer,pl:mixin:APP:structure_gel.mixins.json:MinecraftServerMixin,pl:mixin:A}
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:783) ~[?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:bettercaves.mixins.json:MixinMinecraftServer,pl:mixin:APP:structure_gel.mixins.json:MinecraftServerMixin,pl:mixin:A}
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:120) ~[?:?] {re:classloading,xf:OptiFine:default}
at net.minecraft.server.MinecraftServer.func_240802_v_(MinecraftServer.java:638) [?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:bettercaves.mixins.json:MixinMinecraftServer,pl:mixin:APP:structure_gel.mixins.json:MinecraftServerMixin,pl:mixin:A}
at net.minecraft.server.MinecraftServer.lambda$func_240784_a_$0(MinecraftServer.java:229) [?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,pl:mixin:APP:bettercaves.mixins.json:MixinMinecraftServer,pl:mixin:APP:structure_gel.mixins.json:MinecraftServerMixin,pl:mixin:A}
at net.minecraft.server.MinecraftServer$$Lambda$8846/499304279.run(Unknown Source) [?:?] {}
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_51] {}

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

-- Head --
Thread: Server thread
Stacktrace:
at net.minecraft.util.math.BlockPos.(SourceFile:56) ~[?:?] {re:computing_frames,re:mixin,re:classloading}
at com.infamous.dungeons_gear.loot.GlobalLootModifier$CommonLootAdditions.doApply(GlobalLootModifier.java:66) ~[?:2.0.1] {re:classloading}
at net.minecraftforge.common.loot.LootModifier.apply(LootModifier.java:53) ~[?:?] {re:classloading}
at net.minecraftforge.common.ForgeHooks.modifyLoot(ForgeHooks.java:1199) ~[?:?] {re:classloading}
at net.minecraft.loot.LootTable.func_216113_a(LootTable.java:86) ~[?:?] {re:computing_frames,re:mixin,re:classloading}
at net.minecraft.entity.monster.piglin.PiglinTasks.func_234524_k_(PiglinTasks.java:304) ~[?:?] {re:classloading}
at net.minecraft.entity.monster.piglin.PiglinTasks.func_234477_a_(PiglinTasks.java:237) ~[?:?] {re:classloading}
at net.minecraft.entity.monster.piglin.StartAdmiringItemTask.func_212831_a_(SourceFile:24) ~[?:?] {re:classloading}
at net.minecraft.entity.monster.piglin.StartAdmiringItemTask.func_212831_a_(SourceFile:10) ~[?:?] {re:classloading}
at net.minecraft.entity.ai.brain.task.Task.func_220378_b(SourceFile:49) ~[?:?] {re:classloading}
at net.minecraft.entity.ai.brain.Brain.func_218218_d(SourceFile:506) ~[?:?] {re:classloading}
at net.minecraft.entity.ai.brain.Brain.func_218210_a(SourceFile:465) ~[?:?] {re:classloading}
at net.minecraft.entity.monster.piglin.PiglinEntity.func_70619_bc(PiglinEntity.java:226) ~[?:?] {re:classloading}
at net.minecraft.entity.MobEntity.func_70626_be(MobEntity.java:982) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
at net.minecraft.entity.LivingEntity.func_70636_d(LivingEntity.java:2411) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:fml:apotheosis:apothshieldblock,xf:fml:apotheosis:apothpotiondmg}
at net.minecraft.entity.MobEntity.func_70636_d(MobEntity.java:682) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
at net.minecraft.entity.monster.MonsterEntity.func_70636_d(SourceFile:43) ~[?:?] {re:mixin,re:classloading}
at net.minecraft.entity.LivingEntity.func_70071_h_(LivingEntity.java:2158) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:fml:apotheosis:apothshieldblock,xf:fml:apotheosis:apothpotiondmg}
at net.minecraft.entity.MobEntity.func_70071_h_(MobEntity.java:430) ~[?:?] {re:computing_frames,pl:accesstransformer:B,re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
at net.minecraft.world.server.ServerWorld.func_217479_a(ServerWorld.java:606) ~[?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}
at net.minecraft.world.server.ServerWorld$$Lambda$9519/537837893.accept(Unknown Source) ~[?:?] {}
-- Entity being ticked --
Details:
Entity Type: minecraft:piglin (net.minecraft.entity.monster.piglin.PiglinEntity)
Entity ID: 122833
Entity Name: Piglin
Entity's Exact location: -5.53, 34.00, 30.62
Entity's Block location: World: (-6,34,30), Chunk: (at 10,2,14 in -1,1; contains blocks -16,0,16 to -1,255,31), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Entity's Momentum: 0.00, -0.08, 0.00
Entity's Passengers: []
Entity's Vehicle: ERROR NullPointerException: null
Stacktrace:
at net.minecraft.world.World.func_217390_a(World.java:554) ~[?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}
at net.minecraft.world.server.ServerWorld.func_72835_b(ServerWorld.java:399) ~[?:?] {re:mixin,pl:accesstransformer:B,re:classloading,pl:accesstransformer:B}

Mod List:
mining-helmet-1.16.3-1.0.9.jar Mining Helmet {[email protected] DONE}
spiders-2.0-1.16.3-1.0.1.jar Spiders 2.0 {[email protected] DONE}
beta_days-1.16.3-1.1.4.jar Beta Days {[email protected] DONE}
curiousshulkerboxes-forge-1.16.3-4.0.0.1.jar Curious Shulker Boxes {[email protected] DONE}
jei-1.16.3-7.3.2.36.jar Just Enough Items {[email protected] DONE}
OptiForge-MC1.16.3-0.3.3.jar OptiForge {[email protected] DONE}
mooshroomtweaks_1.16.3_1.2.jar Mooshroom Tweaks {[email protected] DONE}
the-conjurer-1.16.3-1.0.11.jar The Conjurer {[email protected] DONE}
callablehorses-1.16.3-1.2.0.2.jar Callable Horses {[email protected] DONE}
Tiny-Coal-1.16.3-1.0.0.jar Tiny Coal {[email protected] DONE}
goblintraders-1.2.2-1.16.3.jar Goblin Traders {[email protected] DONE}
seals-1.16.3-2.0.0.jar Seals {[email protected] DONE}
gildedarmor-1.16.3-1.0.2.jar Gilded Armor {[email protected] DONE}
BetterCaves-1.16.2-1.0.3.jar YUNG's Better Caves {[email protected] DONE}
Waystones_1.16.3-7.3.0.jar Waystones {[email protected] DONE}
NeverNeededOrWanted-1.16.3-1.0.4.jar Never Needed Or Wanted {[email protected] DONE}
Placebo-1.16.3-4.3.1.jar Placebo {[email protected] DONE}
comforts-forge-1.16.2-4.0.0.0.jar Comforts {[email protected] DONE}
citadel-1.4.0.jar Citadel {[email protected] DONE}
premium-wood-1.16.3-1.3.0.jar Premium Wood {[email protected] DONE}
jumbofurnace-1.16.3-2.0.0.1.jar Jumbo Furnace {[email protected] DONE}
champions-forge-1.16.3-2.0.0.1.jar Champions {[email protected] DONE}
DungeonCrawl-1.16.3-2.1.1.jar Dungeon Crawl {[email protected] DONE}
curioofundying-forge-1.16.3-5.0.0.1.jar Curio of Undying {[email protected] DONE}
MutantBeasts-1.16.3-1.1.2.jar Mutant Beasts {[email protected] DONE}
Reliquary-1.16.3-1.3.4.1015.jar Reliquary {[email protected] DONE}
guardvillagers-1.16.3-1.1.5.jar Guard Villagers {[email protected] DONE}
Actually.Useful.Smithing.Table-1.0.2.mc.1.16.3.jar Actually Useful Smithing Table {[email protected] mc 1.16.3 DONE}
simpleplanes-1.16.3-3.1.0.0.jar Simple Planes {[email protected] DONE}
Apotheosis-1.16.3-4.3.1.jar Apotheosis {[email protected] DONE}
pollinatlor-1.16.x-1.0.1.jar Pollinator {[email protected] DONE}
iceandfire-2.1.0-1.16.3.jar Ice and Fire {[email protected] DONE}
sculktastic.jar Sculktastic {[email protected] DONE}
pathundergates-1.16.3-1.0.0-release.jar Path Under Gates {[email protected] DONE}
fixedanvilrepaircost_1.16.3_1.1.jar Fixed Anvil Repair Cost {[email protected] DONE}
dads_sewing-6.0.jar Dad's Sewing {[email protected] DONE}
SBM-Merpig-1.16.3-0.0.1.jar [SBM] Merpig {[email protected] DONE}
JustEnoughResources-1.16.3-0.12.0.100.jar Just Enough Resources {[email protected] DONE}
horsestandstill-1.16.3-1.0.1.jar Stupid Horse Stand Still {[email protected] DONE}
forge-1.16.3-34.1.19-universal.jar Forge {[email protected] DONE}
scuba-gear-1.16.3-1.0.1.jar Scuba Gear {[email protected] DONE}
EnderTendril-1.16.3-1.1.1+4.jar Ender Tendril {[email protected]+4 DONE}
structure-gel-api-1.16.3-1.4.2.jar Structure Gel API {[email protected] DONE}
smarthud-1.1-1.16.3.jar Smarter HUD {[email protected] DONE}
forge-1.16.3-34.1.19-client.jar Minecraft {[email protected] DONE}
repurposed_structures-1.16.3-2.2.6.jar Repurposed Structures {[email protected] DONE}
netherportalspread_1.16.3-4.3.jar Nether Portal Spread {[email protected] DONE}
EmmyStuff-1.16.3-1.1.0.1.jar Emmy Stuff {[email protected] DONE}
dungeons-plus-1.16.3-1.0.3.jar Dungeons Plus {[email protected] DONE}
forbidden_arcanus-1.16.3-1.0.1.jar Forbidden & Arcanus {[email protected] DONE}
simplefarming-1.16.3-1.3.3.jar Simple Farming {[email protected] DONE}
villagespawnpoint_1.16.3_1.3.jar Village Spawn Point {[email protected] DONE}
Trapcraft-1.16.3-3.2.1.jar Trapcraft {[email protected] DONE}
curios-forge-1.16.3-4.0.2.0.jar Curios API {[email protected] DONE}
Patchouli-1.16.2-44.jar Patchouli {[email protected] DONE}
leap-1.16.3-1.0.1.jar Leap {[email protected] DONE}
rndbmflowers_1.16.3_1.2.jar Random Bone Meal Flowers {[email protected] DONE}
rats-7.0.0-1.16.3.jar Rats {[email protected] DONE}
collective-1.16.3-1.51.jar Collective {[email protected] DONE}
nightterror-1.0.jar Night Terror {[email protected] DONE}
polymorph-forge-1.16.3-0.15.jar Polymorph {[email protected] DONE}
earthmobsmod-1.16.3-0.1.2-Beta.jar Earth Mobs Mod {[email protected] DONE}
backpacked-1.5.2-1.16.3.jar Backpacked {[email protected] DONE}
xercapaint-1.16.3-1.0.jar Joy of Painting {[email protected] DONE}
Regrowth-1.16.2-1.16.3-1.21.0.14.jar Regrowth Mod {[email protected] DONE}
EnigmaticLegacy-2.6.1.jar Enigmatic Legacy {[email protected] DONE}
buildersaddition-1.16.3-20200930a.jar Builders Crafts & Addition {[email protected] DONE}
constructionwand-1.16.2-1.5.jar Construction Wand {[email protected] DONE}
hunterillager-1.16.3-1.0.2.jar HunterIllager {[email protected] DONE}
productivebees-1.16.2-0.3.5.2.jar Productive Bees {[email protected] DONE}
Aquaculture-1.16.3-2.1.1.jar Aquaculture 2 {[email protected] DONE}
snowbfrmobs_1.16.3_1.1.jar Snowballs Freeze Mobs {[email protected] DONE}
enchantwithmob-1.16.3-1.6.1.jar Enchant With Mob {[email protected] DONE}
BetterBurning-1.16.3-4.0.2.jar BetterBurning {[email protected] DONE}
strayspawn_1.16.3_1.1.jar Stray Spawn {[email protected] DONE}
CosmeticArmorReworked-1.16.3-v1.jar CosmeticArmorReworked {[email protected] DONE}
entityarmormodels-1.16.3-1.1.1.0.jar �1Entity �cArmor �fModels {[email protected] DONE}
BetterMineshaftsForge-1.16.2-1.0.jar YUNG's Better Mineshafts {[email protected] DONE}
dungeons_gear-1.16.2+1.16.3-2.0.1.jar Dungeons Gear {[email protected] DONE}
farlanders-1.16.3-1.3.4.jar The Farlanders {[email protected] DONE}

Fixed in latest