I have had this crash (on a dedicated server) twice on different worlds - it seems related to ticking entities, minecarts, TNT, redstone, and possibility Quark?

re:classloading,pl:accesstransformer:B,xf:fml:quark:generic-update-hook,xf:fml:quark:redirect-fire-resistance,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A

---- Minecraft Crash Report ----
// Would you like a cupcake?

Time: 9/26/20 10:06 AM
Description: Ticking entity

java.lang.IllegalArgumentException: Cannot get property BooleanProperty{name=lit, clazz=class java.lang.Boolean, values=[true, false]} as it does not exist in Block{minecraft:air}
at net.minecraft.state.StateHolder.func_177229_b(SourceFile:95) ~[?:?] {re:classloading}
at net.minecraft.block.RedstoneOreBlock.func_196500_d(RedstoneOreBlock.java:55) ~[?:?] {re:classloading,pl:runtimedistcleaner:A}
at net.minecraft.block.RedstoneOreBlock.func_176199_a(RedstoneOreBlock.java:38) ~[?:?] {re:classloading,pl:runtimedistcleaner:A}
at net.minecraft.entity.Entity.func_213315_a(Entity.java:544) ~[?:?] {re:classloading,pl:accesstransformer:B,xf:fml:quark:generic-update-hook,xf:fml:quark:redirect-fire-resistance,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.entity.item.minecart.AbstractMinecartEntity.func_180459_n(AbstractMinecartEntity.java:386) ~[?:?] {re:classloading,xf:fml:quark:minecart-update-hook,pl:runtimedistcleaner:A}
at net.minecraft.entity.item.minecart.AbstractMinecartEntity.func_70071_h_(AbstractMinecartEntity.java:315) ~[?:?] {re:classloading,xf:fml:quark:minecart-update-hook,pl:runtimedistcleaner:A}
at net.minecraft.entity.item.minecart.TNTMinecartEntity.func_70071_h_(SourceFile:47) ~[?:?] {re:classloading}
at net.minecraft.world.server.ServerWorld.func_217479_a(ServerWorld.java:604) ~[?:?] {re:classloading,pl:accesstransformer:B,xf:fml:quark:change-sleeping-player-count,xf:fml:quark:add-rave-hook,pl:runtimedistcleaner:A}
at net.minecraft.world.World.func_217390_a(World.java:596) ~[?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.world.server.ServerWorld.func_72835_b(ServerWorld.java:397) ~[?:?] {re:classloading,pl:accesstransformer:B,xf:fml:quark:change-sleeping-player-count,xf:fml:quark:add-rave-hook,pl:runtimedistcleaner:A}
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:852) ~[?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:286) ~[?:?] {re:classloading,pl:accesstransformer:B}
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:788) ~[?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.server.MinecraftServer.func_240802_v_(MinecraftServer.java:643) ~[?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.server.MinecraftServer.lambda$func_240784_a_$0(MinecraftServer.java:230) ~[?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_252] {}

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

-- Head --
Thread: Server thread
Stacktrace:
at net.minecraft.state.StateHolder.func_177229_b(SourceFile:95)
at net.minecraft.block.RedstoneOreBlock.func_196500_d(RedstoneOreBlock.java:55)
at net.minecraft.block.RedstoneOreBlock.func_176199_a(RedstoneOreBlock.java:38)
at net.minecraft.entity.Entity.func_213315_a(Entity.java:544)
at net.minecraft.entity.item.minecart.AbstractMinecartEntity.func_180459_n(AbstractMinecartEntity.java:386)
at net.minecraft.entity.item.minecart.AbstractMinecartEntity.func_70071_h_(AbstractMinecartEntity.java:315)
at net.minecraft.entity.item.minecart.TNTMinecartEntity.func_70071_h_(SourceFile:47)
at net.minecraft.world.server.ServerWorld.func_217479_a(ServerWorld.java:604)

-- Entity being ticked --
Details:
Entity Type: minecraft:tnt_minecart (net.minecraft.entity.item.minecart.TNTMinecartEntity)
Entity ID: 6727
Entity Name: Minecart with TNT
Entity's Exact location: -787.50, 8.00, -221.50
Entity's Block location: World: (-788,8,-222), Chunk: (at 12,0,2 in -50,-14; contains blocks -800,0,-224 to -785,255,-209), Region: (-2,-1; contains chunks -64,-32 to -33,-1, blocks -1024,0,-512 to -513,255,-1)
Entity's Momentum: 0.00, -0.00, 0.00
Entity's Passengers: []
Entity's Vehicle: ERROR NullPointerException: null
Stacktrace:
at net.minecraft.world.World.func_217390_a(World.java:596)
at net.minecraft.world.server.ServerWorld.func_72835_b(ServerWorld.java:397)

-- Affected level --
Details:
All players: 2 total; [ServerPlayerEntity['PokeTheBear'/695, l='ServerLevel[squeakingMouse]', x=-204.43, y=65.00, z=-32.33], ServerPlayerEntity['chupybara'/1041, l='ServerLevel[squeakingMouse]', x=-730.71, y=67.74, z=-186.68]]
Chunk stats: ServerChunkCache: 4110
Level dimension: minecraft:overworld
Level spawn location: World: (44,68,-147), Chunk: (at 12,4,13 in 2,-10; contains blocks 32,0,-160 to 47,255,-145), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
Level time: 25389 game time, 1632 day time
Level name: squeakingMouse
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Level weather: Rain time: 38700 (now: false), thunder time: 20571 (now: false)
Known server brands: forge
Level was modded: true
Level storage version: 0x04ABD - Anvil
Stacktrace:
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:852)
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:286)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:788)
at net.minecraft.server.MinecraftServer.func_240802_v_(MinecraftServer.java:643)
at net.minecraft.server.MinecraftServer.lambda$func_240784_a_$0(MinecraftServer.java:230)
at java.lang.Thread.run(Thread.java:748)

-- System Details --
Details:
Minecraft Version: 1.16.1
Minecraft Version ID: 1.16.1
Operating System: Linux (amd64) version 3.10.0-1062.12.1.el7.x86_64
Java Version: 1.8.0_252, Oracle Corporation
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 4432989264 bytes (4227 MB) / 6329073664 bytes (6035 MB) up to 6329073664 bytes (6035 MB)
CPUs: 16
JVM Flags: 4 total; -Xmx6144M -Xms6144M -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled
ModLauncher: 6.1.1+74+master.966c698
ModLauncher launch target: fmlserver
ModLauncher naming: srg
ModLauncher services:
/mixin-0.8.jar mixin PLUGINSERVICE
/eventbus-3.0.3-service.jar eventbus PLUGINSERVICE
/forge-1.16.1-32.0.108.jar object_holder_definalize PLUGINSERVICE
/forge-1.16.1-32.0.108.jar runtime_enum_extender PLUGINSERVICE
/accesstransformers-2.2.0-shadowed.jar accesstransformer PLUGINSERVICE
/forge-1.16.1-32.0.108.jar capability_inject_definalize PLUGINSERVICE
/forge-1.16.1-32.0.108.jar runtimedistcleaner PLUGINSERVICE
/mixin-0.8.jar mixin TRANSFORMATIONSERVICE
/forge-1.16.1-32.0.108.jar fml TRANSFORMATIONSERVICE
FML: 32.0
Forge: net.minecraftforge:32.0.108
FML Language Providers:
[email protected]
minecraft@1
Mod List:
forge-1.16.1-32.0.108-server.jar Minecraft {[email protected] DONE}
QuarkOddities-1.15.2.jar Quark Oddities {[email protected] DONE}
ClientTweaks_1.16.2-5.1.1.jar Client Tweaks {[email protected] DONE}
swingthroughgrass-1.16.1-1.5.1.jar SwingThroughGrass {[email protected] DONE}
Ping-1.16.1-1.6.5.jar Ping {[email protected] DONE}
BiomesOPlenty-1.16.1-11.0.0.395-universal.jar Biomes O' Plenty {[email protected] DONE}
valhelsia_structures-16.0.2.jar Valhelsia Structures {[email protected] DONE}
dungeons-plus-1.16.1-1.0.2.jar Dungeons Plus {[email protected] DONE}
jei-1.16.1-7.0.1.10.jar Just Enough Items {[email protected] DONE}
mcws-win-1.16.1-v1.0.2.jar Macaw's Windows {[email protected] DONE}
curios-FORGE-1.16.1-3.0.0.2.jar Curios API {[email protected] DONE}
Botania-1.16.1-403.1.jar Botania {[email protected] DONE}
Patchouli-1.16-39.jar Patchouli {[email protected] DONE}
BetterCaves-1.16.1-1.0.jar YUNG's Better Caves {[email protected] DONE}
comforts-FORGE-1.16.1-3.0.0.1.jar Comforts {[email protected] DONE}
AutoRegLib-1.6-43.jar AutoRegLib {[email protected] DONE}
xercapaint-1.16.2-1.1.jar Joy of Painting {[email protected] DONE}
decorative_blocks-1.16.1-1.5.jar Decorative Blocks {[email protected] DONE}
DungeonCrawl-1.16.1-2.1.0.jar Dungeon Crawl {[email protected] DONE}
MutantBeasts-1.16.1-1.1.1.jar Mutant Beasts {[email protected] DONE}
furniture-7.0.0-pre18-1.16.1.jar MrCrayfish's Furniture Mod {[email protected] DONE}
modid-1.0.jar Example Mod {[email protected] DONE}
forge-1.16.1-32.0.108-universal.jar Forge {[email protected] DONE}
Quark-r2.2-264.jar Quark {[email protected] DONE}
FastLeafDecay-v23.jar FastLeafDecay {fastleafdecay@v23 DONE}
BetterMineshaftsForge-1.16.1-1.3.jar YUNG's Better Mineshafts {[email protected] DONE}
structure-gel-api-1.16.1-1.2.1.jar Structure Gel API {[email protected] DONE}
infernalmobs-1.16.2.1.jar Infernal Mobs {[email protected] DONE}
Player Count: 2 / 5; [ServerPlayerEntity['PokeTheBear'/695, l='ServerLevel[squeakingMouse]', x=-204.43, y=65.00, z=-32.33], ServerPlayerEntity['chupybara'/1041, l='ServerLevel[squeakingMouse]', x=-730.71, y=67.74, z=-186.68]]
Data Packs: vanilla, mod:quarkoddities, mod:clienttweaks (incompatible), mod:swingthroughgrass (incompatible), mod:ping, mod:biomesoplenty, mod:valhelsia_structures (incompatible), mod:dungeons_plus, mod:jei (incompatible), mod:mcwwindows, mod:curios (incompatible), mod:botania, mod:patchouli (incompatible), mod:bettercaves, mod:comforts (incompatible), mod:autoreglib (incompatible), mod:xercapaint (incompatible), mod:decorative_blocks (incompatible), mod:dungeoncrawl (incompatible), mod:mutantbeasts (incompatible), mod:cfm, mod:sufferthechildren, mod:forge, mod:quark, mod:fastleafdecay, mod:bettermineshafts, mod:structure_gel, mod:infernalmobs (incompatible)
Is Modded: Definitely; Server brand changed to 'forge'
Type: Dedicated Server (map_server.txt)

Doesn't immediately appear to be a quark issue.