All found on The World R:Craft modpack on Technic
Latest Aether/gilded games util, Mine & Blade Battlegear 2, Everlasting Tools/SpaceCore, BiblioCraft, CustomNPCs, ForgeMultipart, Immibis core/microblocks, SGCraft, The Mists of Riov (Modded to remove npcs and worlds), Xerxes Weapons, Sword Art Online HUD, BetterFoliage, Custom Main Menu, GokiStats, HungerStrike, The World R:Craft Mod ( ), Minecraft Loader, MineMenu, Mystcraft, Player API, Secret Rooms Mod, SGCraft, Help Fixer, Tinkers Defense, Xaeros Minimap, TConstruct, Shaders Mod Core, Mystcraft (Tested without as well), Optifine (also tested without), liteloader, legacyjavafixer, Hunger Strike, Hide Names, Decocraft, Chisel2, Cosmetic Armor, CoFHCore 3.0.0B9-40, CodeChickenLib 1.1.1.88, Damage Indicators Mod 3.2.0, and Smart Moving.
Works fine on server on same pc, moved server to second pc on same network, crash happens. Unload to log back into server until player data is wiped. Steps to Crash: Place Aether portal and enter, when aether loads, client crashes.