According to your testing, does the issue occur with ONLY Immersive Portals mod installed?

No

Forge Version

43.2.8

ImmersivePortals Version

2.3.5-mc1.19.2

Latest Log

https://gist.github.com/Devilswarchild/72bcc8f99f9182b7de26ce3ea1f892c3
https://gist.github.com/Devilswarchild/6b3e1de8a5edc3a39d05724a51c9279f

Crash Report (if applicable)

No response

Steps to Reproduce

1. have all of the mods from my modpack enabled with the exception of the abyss II
2. try to join either a world opened to lan or use the world hosting provided by essential mod
3. watch as the error occurs

What You Expected

wasnt expecting it to prevent multiplayer connections or to have negative impacts on the networking side of things

What Happened Instead

couldn't join Lan worlds and no-one could join my Lan worlds.

Additional Details

Macaw's Paths and Pavings (by sketch_macaw)
Corail Woodcutter (by Corail_31)
One Twenty 1.20 Backport (by kleiders3010)
ESSENTIAL Mod (by SparkUniverse_)
Longer Login Times (by Dremoline)
Comforts (Fabric/Forge/Quilt) (by TheIllusiveC4)
Catalogue (by MrCrayfish)
Apotheosis (by Shadows_of_Fire)
Scaling Health (by SilentChaos512)
GeckoLib (by Gecko)
Better Fishing Rods (by TrueRealCursed_Warrior)
Spice of Life: Carrot Edition (by lordcazsius)
MineColonies (by Raycoms)
FerriteCore (Forge) (by malte0811)
Extreme Reactors (by ZeroNoRyouki)
Cosmetic Armor Reworked (by LainMI)
Multi-Piston (by Raycoms)
Bookshelf (by DarkhaxDev)
Fish of Thieves (by SteveKunG)
Structurize (by Raycoms)
Iris & Oculus Flywheel Compat (by leon_mout)
Neat (by Vazkii)
Skin Layers 3D (Fabric/Forge) (by tr7zw)
The Undergarden (by Quek04)
Enchantment Descriptions (by DarkhaxDev)
The Graveyard (FORGE) (by finallion_13)
Lazy DataFixerUpper(LazyDFU) [FORGE] (by Corgi_Taco)
Immersive Portals (for Forge) (by qouteall)
Creeper Overhaul (by joosh_7889)
Shadowlands (by dreamcritting)
TerraBlender (Forge) (by TheAdubbz)
Yeetus Experimentus (by Sunekaer)
Architectury API (Fabric/Forge) (by shedaniel)
Immersive Armors [Fabric/Forge] (by Conczin)
Cull Leaves (by Motschen)
Advancement Plaques [Forge] (by Grend_G)
Stylecolonies (by Raycoms)
Cloth Config API (Fabric/Forge) (by shedaniel)
Blue Skies (by ModdingLegacy)
Large Ore Deposits (by EnderLanky)
Almost Unified (by AlmostReliable)
Cooking for Blockheads (by BlayTheNinth)
Corpse (by henkelmax)
Entity Culling Fabric/Forge (by tr7zw)
Better Combat [Fabric & Forge] (by daedelus_dev)
Simply Light (by Flanks255)
Croptopia (by thethonk)
Signpost (by Gollorum)
Plantable Ores (by Vuserr)
Server Performance - Smooth Chunk Save[Forge/Fabric] (by someaddon)
Macaw's Doors (by sketch_macaw)
Atlantis (by mysticpasta1)
Modern Elevators and Escalators (by jonafanho)
Rubidium (by Asek3)
Botarium (by CodexAdrian)
Aquaculture 2 (by Shadow)
The One Probe (by McJty)
Advancements Tracker and Overview (by Kaworru)
Structure Essentials[Forge/Fabric] (by someaddon)
Portable Crafting Table (by 00theblackwolf00)
Just Enough Items (JEI) (by mezz)
Configured (by MrCrayfish)
Smooth Boot (Reloaded) (by AbdElAziz333)
The Lost Castle (by jack_bagel)
The Lost Cities (by McJty)
Music Duration Reducer (by LudoCrypt)
Not Enough Crashes (Forge) (by NatanFudge)
Mekanism (by bradyaidanc)
Flywheel (by jozufozu)
Library Ferret - Forge (by jtl_elisa)
Valhelsia Core (by ValhelsiaTeam)
Many Advancements (by ph5r0)
Balm (Forge Edition) (by BlayTheNinth)
Dragon Mounts: Legacy (by UnitKay9)
Forbidden and Arcanus (by cesar_zorak)
Dynamic View[Forge] (by someaddon)
Infernal Expansion (by InfernalStudios)
SuperMartijn642's Config Lib (by SuperMartijn642)
Placebo (by Shadows_of_Fire)
Curios API (Forge) (by TheIllusiveC4)
Polymorph (Forge) (by TheIllusiveC4)
Security Craft (by Geforce132)
Patchouli (by Vazkii)
Macaw's Fences and Walls (by sketch_macaw)
Iceberg [Forge] (by Grend_G)
Wormhole (Portals) (by SuperMartijn642)
JourneyMap (by techbrew)
Reap Mod (by henkelmax)
Additional Structures (by XxRexRaptorxX)
Collective (by Serilum)
Double Doors (by Serilum)
When Dungeons Arise - Forge! (by Aureljz)
AppleSkin (by squeek502)
MCglTF (by protoxy22)
Why stacks of 16? (by LaidBackSloth42)
CreativeCore (by CreativeMD)
Custom Portal API [Forge] (by mysticpasta1)
Waystones (by BlayTheNinth)
Better Fps - Render Distance[Forge] (by someaddon)
Goblin Traders (by MrCrayfish)
Star Wars Planets Ad Astra! (by TathanDev)
Connectivity[Forge/Fabric] (by someaddon)
Citadel (by sbom_xela)
Farsight [Forge] (by someaddon)
Silent Lib (silentlib) (by SilentChaos512)
Oculus (by Asek3)
Ad Astra (by AlexNijjar)
Additional Lanterns (by SuperMartijn642)
Resourceful Lib (by ThatGravyBoat)
AttributeFix (by DarkhaxDev)
Storage Racks (by Raycoms)
Ulterlands: Worlds Apart (by Zoruk_Mods)
Awesome Dungeon - Forge (by jtl_elisa)
ViesCraft Machines (by Vies)
Magnesium/Rubidium Dynamic Lights (by TeamDeusVult)
Biomes O' Plenty (by Forstride)
Basic End Ores [Forge/Fabric] (by cScotPlay)
Medieval Music[Forge/Fabric] (by someaddon)
BlockUI (by Raycoms)
Basic Nether Ores [Forge/Fabric] (by cScotPlay)
playerAnimator (by KosmX)
Login Protection[Forge/Fabric] (by someaddon)
Magnesium/Rubidium Extras (by TeamDeusVult)
Patterned Glass (by thenamesnano)
Towns and Towers (by Biban_Auriu)
Chunk Sending[Forge/Fabric] (by someaddon)
Memory Settings[Forge/Fabric] (by someaddon)
Limited Chunkloading[Forge/Fabric] (by someaddon)
FastWorkbench (by Shadows_of_Fire)
Block Limit Fix (by tropheusj)
Prefab (by wiggles_gaming)
AmbientSounds 5 (by CreativeMD)
Physics Mod (by haubna)
Jade 🔍 (by Snownee_)
Inventory Sorter (by cpw)
Better Villages - Forge (by jtl_elisa)
Silent Gear (by SilentChaos512)
Resourceful Config (by ThatGravyBoat)
ZeroCore 2 (by ZeroNoRyouki)
Botania (by Vazkii)
Structure Gel API (by ModdingLegacy)
FallingTree (Forge&Fabric) (by rakambda)
ForgeEndertech (by EnderLanky)
The Abyss II - The Other Side (by y4z0n)
Move Plus (by Corosus)
Awesome Dungeon Nether edition - Forge (by jtl_elisa)
VR Library (by Vuserr)
Colored Bricks Mod (by pinary_pi)
Corail Pillar (by Corail_31)
FastFurnace (by Shadows_of_Fire)
Player Companions (by Kaworru)
Create (by simibubi)
Oh The Biomes You'll Go (by AOCAWOL)
Domum Ornamentum (by OrionOnline)
Awesome Dungeon Ocean edition - Forge (by jtl_elisa)
Biome Music[Forge/Fabric] (by someaddon)
Immersive structures (by ChoiceTheorem)
Alex's Mobs (by sbom_xela)
SuperMartijn642's Core Lib (by SuperMartijn642)
The Twilight Forest (by Benimatic)
Deeper and Darker (by KyaniteMods)
Packed Up (Backpacks) (by SuperMartijn642)

Please Read and Confirm The Following

• I have confirmed this bug can be replicated without the use of Optifine.
• I have confirmed the details provided in this report are concise as possible and does not contained vague information (ie. Versions are properly recorded, answers to questions are clear).
• I have confirmed this does not happen on the fabric version (If it does please report to here instead).
• I have confirmed I'm not using a hybrid server (Magma, Cauldron) or a different (non official) Forge Server release.
• I have confirmed this issue is unique and has not been reported already.

Duplicate of #21. Remove Connectivity.

thank you that helped.