In the nether we have just started getting this error on our server.

Any suggestions would be great.

Here is the crash reoprt from a single player game:
(Since i was trying to replicate the issue)

.

.

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

Time: 7/15/20 3:10 PM
Description: Colliding entity with block

java.lang.ClassCastException: voronoiaoc.byg.common.properties.BYGBlockProperties$BYGEmburGelBlock cannot be cast to net.minecraft.class_1297
at net.minecraft.class_4622.constant$bid003$getGravity(class_4622.java:517)
at net.minecraft.class_4622.method_23356(class_4622.java:113)
at net.minecraft.class_4622.method_9548(class_4622.java:97)
at net.minecraft.class_4970$class_4971.method_26178(class_4970.java:881)
at net.minecraft.class_1297.method_5852(class_1297.java:957)
at net.minecraft.class_1297.method_5784(class_1297.java:646)
at net.minecraft.class_1542.method_5773(class_1542.java:122)
at net.minecraft.class_3218.method_18762(class_3218.java:615)
at net.minecraft.class_3218$$Lambda$8264/2045973207.accept(Unknown Source)
at net.minecraft.class_1937.method_18472(class_1937.java:603)
at net.minecraft.class_3218.method_18765(class_3218.java:405)
at net.minecraft.server.MinecraftServer.method_3813(MinecraftServer.java:873)
at net.minecraft.server.MinecraftServer.method_3748(MinecraftServer.java:813)
at net.minecraft.class_1132.method_3748(class_1132.java:93)
at net.minecraft.server.MinecraftServer.method_29741(MinecraftServer.java:672)
at net.minecraft.server.MinecraftServer.method_29739(MinecraftServer.java:256)
at net.minecraft.server.MinecraftServer$$Lambda$8059/165644660.run(Unknown Source)
at java.lang.Thread.run(Thread.java:745)

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

-- Head --
Thread: Server thread
Stacktrace:
at net.minecraft.class_4622.constant$bid003$getGravity(class_4622.java:517)
at net.minecraft.class_4622.method_23356(class_4622.java:113)
at net.minecraft.class_4622.method_9548(class_4622.java:97)
at net.minecraft.class_4970$class_4971.method_26178(class_4970.java:881)

-- Block being collided with --
Details:
Block: Block{byg:embur_gel_block}
Block location: World: (-64,45,-892), Chunk: (at 0,2,4 in -4,-56; contains blocks -64,0,-896 to -49,255,-881), Region: (-1,-2; contains chunks -32,-64 to -1,-33, blocks -512,0,-1024 to -1,255,-513)
Stacktrace:
at net.minecraft.class_1297.method_5852(class_1297.java:957)

-- Entity being checked for collision --
Details:
Entity Type: minecraft:item (net.minecraft.class_1542)
Entity ID: 5057
Entity Name: Tall Embur Roots
Entity's Exact location: -62.91, 44.99, -891.84
Entity's Block location: World: (-63,44,-892), Chunk: (at 1,2,4 in -4,-56; contains blocks -64,0,-896 to -49,255,-881), Region: (-1,-2; contains chunks -32,-64 to -1,-33, blocks -512,0,-1024 to -1,255,-513)
Entity's Momentum: -0.05, 0.07, -0.06
Entity's Passengers: []
Entity's Vehicle: ERROR NullPointerException: null
Stacktrace:
at net.minecraft.class_1297.method_5784(class_1297.java:646)
at net.minecraft.class_1542.method_5773(class_1542.java:122)
at net.minecraft.class_3218.method_18762(class_3218.java:615)
at net.minecraft.class_3218$$Lambda$8264/2045973207.accept(Unknown Source)

-- Entity being ticked --
Details:
Entity Type: minecraft:item (net.minecraft.class_1542)
Entity ID: 5057
Entity Name: Tall Embur Roots
Entity's Exact location: -62.91, 44.99, -891.84
Entity's Block location: World: (-63,44,-892), Chunk: (at 1,2,4 in -4,-56; contains blocks -64,0,-896 to -49,255,-881), Region: (-1,-2; contains chunks -32,-64 to -1,-33, blocks -512,0,-1024 to -1,255,-513)
Entity's Momentum: -0.05, 0.07, -0.06
Entity's Passengers: []
Entity's Vehicle: ERROR NullPointerException: null
Stacktrace:
at net.minecraft.class_1937.method_18472(class_1937.java:603)
at net.minecraft.class_3218.method_18765(class_3218.java:405)

-- Affected level --
Details:
All players: 1 total; [class_3222['dc_wan'/641, l='ServerLevel[CoffeeCoffeeCoffee]', x=-99.39, y=96.18, z=-485.34]]
Chunk stats: ServerChunkCache: 7200
Level dimension: minecraft:the_nether
Derived: true
Level spawn location: World: (-48,68,-144), Chunk: (at 0,4,0 in -3,-9; contains blocks -48,0,-144 to -33,255,-129), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
Level time: 7114 game time, 7114 day time
Level name: CoffeeCoffeeCoffee
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: true
Level weather: Rain time: 56442 (now: false), thunder time: 140694 (now: false)
Known server brands: fabric
Level was modded: true
Level storage version: 0x04ABD - Anvil
Stacktrace:
at net.minecraft.server.MinecraftServer.method_3813(MinecraftServer.java:873)
at net.minecraft.server.MinecraftServer.method_3748(MinecraftServer.java:813)
at net.minecraft.class_1132.method_3748(class_1132.java:93)
at net.minecraft.server.MinecraftServer.method_29741(MinecraftServer.java:672)
at net.minecraft.server.MinecraftServer.method_29739(MinecraftServer.java:256)
at net.minecraft.server.MinecraftServer$$Lambda$8059/165644660.run(Unknown Source)
at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
Minecraft Version: 1.16.1
Minecraft Version ID: 1.16.1
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: 1612440280 bytes (1537 MB) / 6174015488 bytes (5888 MB) up to 11453595648 bytes (10923 MB)
CPUs: 6
JVM Flags: 5 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx12288m -Xms256m -XX:PermSize=256m
Fabric Mods:
adabraniummod: Adabranium Mod 1.1.4.1
adorn: Adorn 1.9.1+1.16.1
adventurez: AdventureZ 1.0.4
amecsapi: Amecs API 1.0.2+1.16-rc1
aopalliance_aopalliance: aopalliance 1.0
appleskin: AppleSkin 1.0.11
artifice: Artifice 0.8.0+1.16-rc1
artofalchemy: Art of Alchemy 1.0.0-rc2+1.16.1
assetvalidator: Asset Validator 1.0.2
astromine: Astromine 1.0.25
autoconfig1u: Auto Config v1 Updated 3.2.0-unstable
bambootweaks: Bamboo Tweaks unspecified
better_wandering_trader: Better Wandering Trader 1.4.0
blockus: Blockus 1.6.0.1
blue_endless_jankson: jankson +
boringbackgrounds: Boring Backgrounds 2.1.0-1.16.pre3
bunch-o-trinkets: Bunch O' Trinkets 1.0.1
byg: BYG 1.0.5
campanion: Campanion 1.1.8+build.23
cardinal-components: Cardinal Components API 2.4.1
cardinal-components-base: Cardinal Components API (base) 2.4.1
cardinal-components-block: Cardinal Components API (blocks) 2.4.1
cardinal-components-chunk: Cardinal Components API (chunks) 2.4.1
cardinal-components-entity: Cardinal Components API (entities) 2.4.1
cardinal-components-item: Cardinal Components API (items) 2.4.1
cardinal-components-level: Cardinal Components API (world saves) 2.4.1
cardinal-components-util: Cardinal Components API (utilities) 2.4.1
cardinal-components-world: Cardinal Components API (worlds) 2.4.1
cartloaders: CartLoaders 0.0.2
cavebiomes: Cave Biomes 0.2.3
chainmail: Chainmail 0.3.0
chunkactivator: Chunk Activator 2.1.0+mc1.16.1
chunkpregen: Fabric Chunk Pregenerator 0.2.2
cinderscapes: Cinderscapes 1.0.3+build.18
cleancut: CleanCut mc1.16-2.1-fabric
cloth-api: Cloth API 1.0.5
cloth-armor-api-v1: Cloth Armor API v1 1.0.5
cloth-basic-math: Cloth Basic Math 0.5.1
cloth-client-events-v0: Cloth Client Events v0 1.0.5
cloth-common-events-v1: Cloth Common Events v1 1.0.5
cloth-config2: Cloth Config v4 4.5.6
cloth-durability-bar-api-v1: Cloth Durability Bar API v1 1.0.5
cloth-scissors-api-v1: Cloth Scissors API v1 1.0.5
cloth-utils-v1: Cloth Utils v1 1.0.5
com_electronwill_night-config_core: core 3.6.0
com_electronwill_night-config_toml: toml 3.6.0
com_fasterxml_jackson_core_jackson-annotations: jackson-annotations 2.9.0
com_fasterxml_jackson_core_jackson-core: jackson-core 2.9.0
com_fasterxml_jackson_core_jackson-databind: jackson-databind 2.9.0
com_fasterxml_jackson_dataformat_jackson-dataformat-yaml: jackson-dataformat-yaml 2.9.0
com_fasterxml_jackson_module_jackson-module-kotlin: jackson-module-kotlin 2.9.0
com_github_therandomlabs_trlutils-config: TRLUtils-Config master-SNAPSHOT
com_github_therandomlabs_trlutils-fabric: TRLUtils-Fabric 1.16-SNAPSHOT
com_google_inject_guice: guice 4.2.3
com_moandjiezana_toml_toml4j: toml4j 0.7.2
cotton: Cotton 1.0.5
cotton-cauldron: Cotton Cauldron 1.0.4
cotton-commons: Cotton Commons 1.0.4
cotton-config: Cotton Config 1.0.0-rc.7
cotton-datapack: Cotton Datapack 1.0.5
cotton-logging: Cotton Logging 1.0.0-rc.4
cotton-player-events: Cotton Player Events 1.0.2
craftpresence: CraftPresence 1.6.6
creativebuttonmover: Creative Button Mover 0.2.5
crimsonmoon: Crimson Moon 1.1.0-1.16
crusade: Crudade Mod 1.1.0
dark-loading-screen: Dark Loading Screen 1.3.0
diggusmaximus: Diggus Maximus 1.2.11-1.16
dishes: Delicious Dishes 1.0.3
economy: FabricEconomy 1.1
ecotones: Ecotones 0.4.4
essentials-base: Essentials 0.2.3+1.16.1
exotic-art-core: Exotic Art Core Content Pack 1.0.341
exotic-matter: Exotic Matter 2.4.343
expandedstorage: ExpandedStorage 5.3.14
experimentaway: ExperimentAway 1.0.0
extraalchemy: Extra Alchemy 1.0.3
fabric: Fabric API 0.14.0+build.371-1.16
fabric-api-base: Fabric API Base 0.1.3+12a8474cb0
fabric-biomes-v1: Fabric Biomes (v1) 0.2.7+059ea86602
fabric-blockrenderlayer-v1: Fabric BlockRenderLayer Registration (v1) 1.1.4+c6a8ea8902
fabric-command-api-v1: Fabric Command API (v1) 1.0.8+5ce5339802
fabric-commands-v0: Fabric Commands (v0) 0.2.0+52d3083602
fabric-containers-v0: Fabric Containers (v0) 0.1.8+045df74f02
fabric-content-registries-v0: Fabric Content Registries (v0) 0.1.9+059ea86602
fabric-crash-report-info-v1: Fabric Crash Report Info (v1) 0.1.2+b7f9825d02
fabric-diagonal-panes: Fabric Diagonal Panes 0.3.0
fabric-dimensions-v1: fabric-dimensions-v1 1.0.0+a71b305302
fabric-events-interaction-v0: Fabric Events Interaction (v0) 0.3.3+7066030fb0
fabric-events-lifecycle-v0: Fabric Events Lifecycle (v0) 0.2.0+16acbe5b02
fabric-furnaces: Fabric Furnaces 1.3.0-1.16.1
fabric-item-api-v1: Fabric Item API (v1) 1.0.0+16acbe5b02
fabric-item-groups-v0: Fabric Item Groups (v0) 0.2.0+438f963602
fabric-key-binding-api-v1: Fabric Key Binding API (v1) 1.0.0+e16a9774b0
fabric-keybindings-v0: Fabric Key Bindings (v0) 0.2.0+3fa9f7c5b0
fabric-language-kotlin: Fabric Language Kotlin 1.3.72+build.1
fabric-lifecycle-events-v1: Fabric Lifecycle Events (v1) 1.0.0+b0993bc102
fabric-loot-tables-v1: Fabric Loot Tables (v1) 0.1.10+059ea86602
fabric-mining-levels-v0: Fabric Mining Levels (v0) 0.1.2+b764ce9902
fabric-models-v0: Fabric Models (v0) 0.1.0+dfdb52d602
fabric-networking-blockentity-v0: Fabric Networking Block Entity (v0) 0.2.5+b50ffc7b02
fabric-networking-v0: Fabric Networking (v0) 0.1.10+e00ecb5f02
fabric-object-builder-api-v1: Fabric Object Builder API (v1) 1.5.5+e00ecb5f02
fabric-object-builders-v0: Fabric Object Builders (v0) 0.6.0+da175ad602
fabric-particles-v1: fabric-particles-v1 0.2.1+0a6f2a7002
fabric-registry-sync-v0: Fabric Registry Sync (v0) 0.3.8+7dba2d6c02
fabric-renderer-api-v1: Fabric Renderer API (v1) 0.2.13+eae12eb802
fabric-renderer-indigo: Fabric Renderer - Indigo 0.3.2+4d66bed502
fabric-renderer-registries-v1: Fabric Renderer Registries (v1) 2.0.1+5a0f9a6002
fabric-rendering-data-attachment-v1: Fabric Rendering Data Attachment (v1) 0.1.3+b7f9825d02
fabric-rendering-fluids-v1: Fabric Rendering Fluids (v1) 0.1.8+b7084faa02
fabric-rendering-v0: Fabric Rendering (v0) 1.1.0+5341049002
fabric-rendering-v1: Fabric Rendering (v1) 1.1.2+346247d702
fabric-resource-loader-v0: Fabric Resource Loader (v0) 0.2.5+059ea866b0
fabric-screen-handler-api-v1: Fabric Screen Handler API (v1) 1.0.1+f362c86e02
fabric-tag-extensions-v0: Fabric Tag Extensions (v0) 0.2.7+a4c57d8e02
fabric-textures-v0: Fabric Textures (v0) 1.0.4+eae12eb802
fabric-tool-attribute-api-v1: Fabric Tool Attribute API (v1) 1.1.4+5794386e02
fabriccontrolling: Fabric Controlling 1.0.1
fabricloader: Fabric Loader 0.8.9+build.203
facility: Facility 0.9.147
fatxporbs: Fat Experience Orbs 0.0.7
fermion: Fermion 2.1.191
fermion-gui: Fermion GUI 2.1.191
fermion-modkeys: Fermion Modifier Keys 1.8.180-snapshot
fermion-orientation: Fermion Orientation 1.0.180-snapshot
fermion-varia: Fermion Varia 2.1.191
fiber: fiber 0.23.0-1
flonters: Flonters 1.1.0+1.16.1
flora-doubling: Flora Doubling 1.1.1
fluidity: Fluidity 0.11.180
fonthack: Font Hack 2.1.38
gameinfo: GameInfo 1.5.4 1.16
gamemodeoverhaul: GamemodeOverhaul 1.15.2-1.0.1.8
givemehats: Give Me Hats! 1.0.0
glassdoor: Glass Doors 1.4.4-1.16
glassential: Glassential 1.16.1-1.1.4
golemsgalore: Golems Galore 0.1.3+mc.1.16
gottaclimbfast: Gotta Climb Fast! 1.0
hard-hat-steve: Hard Hat Steve 1.1.1
harvest: Harvest 1.2.12
healthoverlay: Health Overlay 3.5.10
herbocraft: Herbocraft dev
hotm: Heart of the Machine 1.16.1-0.1.1
identity: Identity 1.0.2-beta-1.16
improved-stations: Improved Stations 2.0.2-unstable
inmis: Inmis 1.0.2-1.16
inventorysorter: Inventory Sorter 1.6.7-1.16
iron-jetpacks: Iron Jetpacks 0.2.3
jankson: Jankson 3.0.0+j1.2.0
javax_inject_javax_inject: javax.inject 1
jumploader: Jumploader 1.0.10
jumpoverfences: JumpOverFences 1.16-0.0.3
kibe: Kibe 1.1.3-BETA
kyrptconfig: Kytpt Config 1.0.4-1.16
layingbox: LayingBox 1.1.3
leadvillagers: Lead Villagers 2.1.0+mc1.16.1
libblockattributes: LibBlockAttributes 0.7.0
libblockattributes_core: LibBlockAttributes (Core) 0.7.0
libblockattributes_fluids: LibBlockAttributes (Fluids) 0.7.0
libblockattributes_items: LibBlockAttributes (Items) 0.7.0
libcd: LibCapableData 2.5.0+1.16.1
libgamerule: LibGamerule ${version}
libgui: LibGui 2.0.1+1.16.1
libmultipart: LibMultiPart 0.4.0
libmultipart_deps_container: LibMultiPart (Dependency Container) 0.4.0
libnetworkstack: Lib Network Stack 0.4.0
libstructure: Libstructure 1.3
lightoverlay: Light Overlay 5.4.0
linkart: Linkart unspecified
linkedstorage: Linked Storage 1.3.2-1.16
lithium: Lithium 0.5.0-rc1
ltr: LilTaterReloaded 1.1.6+1.16.1
lvmnt: SuperAxes 1.1.1
minecraft: Minecraft 1.16.1
mm: Manningham Mills 2.0
mo_glass: Mo Glass 1.2-MC1.16-rc1
modmenu: Mod Menu 1.12.2+build.17
moreberries: More Berries 1.3.0
morepaths: More Paths 0.0.2
mostructures: Mo' Structures 1.0.0-pre2+mc.1.16
mousewheelie: Mouse Wheelie 1.4.16+mc1.16-rc1
mycommands: MyCommands Fabric 1.16.1-17
mysql_mysql-connector-java: mysql-connector-java 5.1.46
ninjaphenix-container-lib: NinjaPhenix's Container Library 1.1.4
okzoomer: Ok Zoomer 4.0.0-alpha.3.1.16.pre5
org_codehaus_groovy_groovy: groovy 3.0.3
org_codehaus_groovy_groovy-jsr223: groovy-jsr223 3.0.3
org_jetbrains_annotations: annotations 17.0.0
org_jetbrains_exposed_exposed-core: exposed-core 0.23.1
org_jetbrains_exposed_exposed-java-time: exposed-java-time 0.23.1
org_jetbrains_exposed_exposed-jdbc: exposed-jdbc 0.23.1
org_jetbrains_kotlin_kotlin-reflect: kotlin-reflect 1.3.72
org_jetbrains_kotlin_kotlin-stdlib: kotlin-stdlib 1.3.72
org_jetbrains_kotlin_kotlin-stdlib-jdk7: kotlin-stdlib-jdk7 1.3.72
org_jetbrains_kotlin_kotlin-stdlib-jdk8: kotlin-stdlib-jdk8 1.3.72
org_jetbrains_kotlinx_kotlinx-coroutines-core: kotlinx-coroutines-core 1.3.7
org_jetbrains_kotlinx_kotlinx-coroutines-jdk8: kotlinx-coroutines-jdk8 1.3.7
org_postgresql_postgresql: postgresql 42.2.2
org_slf4j_slf4j-api: slf4j-api 1.8.0-beta1
org_xerial_sqlite-jdbc: sqlite-jdbc 3.28.0
org_yaml_snakeyaml: snakeyaml 1.26
packages: Packages 1.0
parchment: Parchment 1.0.2+1.15.2
patchouli: Patchouli 1.16-37-FABRIC
phosphor: Phosphor 0.6.0+build.7
piglintag: PiglinTag 1.0.0
playerabilitylib: Pal 1.2.0
polydungeons: PolyDungeons 1.0.3
qcommon-croco: Croco 2.1.3
quickshulker: Quick Shulker 1.1.5-1.16
rare-ice: Rare Ice 0.1.3
reach-entity-attributes: Reach Entity Attribute 1.0.1
reborncore: Reborn Core 4.3.1+build.35
respawnablepets: Respawnable Pets r2
ring_of_miner: Ring Of Miner 1.0.13
ringsofascension: Rings of Ascension 1.0.0
riverredux: River Redux 0.1.4
roughlyenoughitems: Roughly Enough Items 4.6.6
sandwichable: Sandwichable 1.1.1-snapshot
satin: Satin 1.4.0-nightly.1.16-pre5+build.1
secretrooms: Secret Rooms 0.9.1+1.16.1
shapes: Shapes 2.0.0+build.10
shest: Shest unspecified
shulkerboxtooltip: Shulker Box Tootip 2.1.0+1.16.1
sign_editor: Better Signs & Frames mc-1.16.1-0.6.1
simpledrawers: Simple Drawers 1.8.0-1.16.1
simpleteleporters: Simple Teleporters 2.2.0
simplevoidworld: Simple Void World 4.0.0
simplexterrain: Simplex Terrain 0.6.4
slight-gui-modifications: 'Slight' GUI Modifications 1.0.3
slotlink: slotlink 0.2.2+minecraft-1.16.1
soulbound: Soulbound 1.0.1
special-circumstances: Special Circumstances 1.6.191
spinnery: Spinnery 3.0.48
staffofbuilding: Staff of Building 1.1.0-1.16
step-height-entity-attribute: Step Height Entity Attribute 1.0.0
stonecutter-tweaks: Stonecutter Tweaks 1.1.0-1.16
structurized: Structurized 1.0.0
survivalisland: Survival Island 0.1.5
tacocraft: TacoCraft 1.3.0+mc.1.16
team_reborn_energy: Energy 0.1.0
techreborn: Tech Reborn 3.4.2+build.48
terraform: Terraform 2.1.6+build.30
terrestria: Terrestria 2.0.2+build.29
the_bumblezone: The Bumblezone - Fabric 1.16.1-2.0.1
trapexpansion: Trap Expansion 1.3.2
traverse: Traverse 2.2.11+build.23
trinkets: Trinkets 2.6.1
tweed: Tweed API 3.0.0-beta.9
universalcomponents: Universal Components 0.7.2+1.16-pre2
vanilla-hammers: Vanilla Hammers ${version}
vanilladeathchest: VanillaDeathChest 1.16.1-1.11.0.2-fabric
vanillaplusbiomes: Vanilla Plus Biomes 0.2.2
villagerhats: Villager Hats fabric-1.16-rc1-1.0.0
waila: Hwyla 1.9.22
wands: Wands Mod 1.1
whereisit: Where Is It 1.6
whiplash: Whiplash: Magic Dungeons 1.0.0
window_title_changer: Window Title Changer 2.0.0-1.16.1
winged: Winged Mod 1.16-1.1.1
wolveswitharmor: Wolves With Armor 1.2.0-1.16.1
woods_and_mires: Woods and Mires 1.0.0+1.16.1
xaerominimap: Xaero's Minimap 20.15.2
xaeroworldmap: Xaero's World Map 1.7.2.1
Patchouli open book context: n/a
Player Count: 1 / 8; [class_3222['dc_wan'/641, l='ServerLevel[CoffeeCoffeeCoffee]', x=-99.39, y=96.18, z=-485.34]]
Data Packs: vanilla, fabric/crusade, fabric/iron-jetpacks, fabric/kibe (incompatible), fabric/adventurez, fabric/chunkactivator, fabric/packages, fabric/astromine, fabric/villagerhats, fabric/mo_glass, fabric/polydungeons, fabric/bunch-o-trinkets, fabric/techreborn (incompatible), fabric/piglintag, fabric/morepaths, fabric/flora-doubling, fabric/mostructures, fabric/trapexpansion, fabric/adorn, fabric/golemsgalore, fabric/linkedstorage, fabric/terrestria, fabric/wolveswitharmor, fabric/linkart, fabric/ecotones, fabric/bambootweaks, fabric/woods_and_mires, fabric/cotton-commons, fabric/wands, fabric/winged, fabric/harvest, fabric/inmis, fabric/byg, fabric/cinderscapes, fabric/whiplash, fabric/lvmnt, fabric/staffofbuilding, fabric/glassential, fabric/adabraniummod (incompatible), fabric/improved-stations, fabric/simpledrawers, fabric/tacocraft, fabric/fabric-tool-attribute-api-v1, fabric/rare-ice, fabric/blockus, fabric/identity, fabric/ring_of_miner, fabric/hard-hat-steve (incompatible), fabric/expandedstorage, fabric/dishes, fabric/herbocraft, fabric/libcd, fabric/vanilla-hammers, fabric/simpleteleporters, fabric/simplevoidworld, fabric/flonters, fabric/shest, fabric/campanion, fabric/sandwichable, fabric/glassdoor, fabric/traverse, fabric/artofalchemy, fabric/moreberries, fabric/slotlink, fabric/fabric-furnaces, fabric/ltr, fabric/hotm, fabric/secretrooms, fabric/facility, fabric/layingbox, fabric/respawnablepets, fabric/the_bumblezone, linkedstorage:enderstorage, secretrooms:server_pack
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fabric'`

Here is your culprit:
#19 (comment)

And no.

I just noticed there is a new version. will that break anything on an existing server?