Im having problems starting up fate bot as well. I hit start and the login thing pops up again and after hitting login says, "Authentication Failed"
[08:15:13.609 N] Logging in...
[08:15:13.997 N] T: 5247300875564002129 H: 3052525369
[08:15:14.425 D] Microsoft Windows NT 6.1.7601 Service Pack 1
[08:15:18.281 D] Current Locale Eng
[08:15:18.281 N] Currently a level 22 Marauder
[08:15:18.284 D] Reloading AssemblyLoader<ff14bot.AClasses.BotBase> - Initializing
[08:15:18.790 D] [BotManager] Botbases have been reloaded.
[08:15:18.790 D] Combat Assist v1.0.241.0
[08:15:18.791 D] Fate Bot v1.0.241.0
[08:15:18.791 D] PvP v1.0.241.0
[08:15:18.791 D] Fishing v1.0.241.0
[08:15:18.791 D] Grinding v1.0.241.0
[08:15:18.791 D] Gathering v1.0.241.0
[08:15:18.791 D] Order Bot v1.0.241.0
[08:15:18.817 D] Reloading AssemblyLoader<ff14bot.Interfaces.IBotPlugin> - Initializing
[08:15:20.590 N] [RePear] v3.0.2 Enabled
[08:15:20.630 N] [RePear] Current zone set to 153
[08:15:20.630 N] [RePear] Vendor set to Quarrymill at <161.9745, 9.536184, -60.10535>
[08:15:20.639 N] Building Actioncache
[08:15:21.482 N] Action Name:Sprint Action Id:3
[08:15:21.482 N] Action Name:Heavy Swing Action Id:31
[08:15:21.482 N] Action Name:Foresight Action Id:32
[08:15:21.482 N] Action Name:Fracture Action Id:33
[08:15:21.482 N] Action Name:Bloodbath Action Id:34
[08:15:21.482 N] Action Name:Skull Sunder Action Id:35
[08:15:21.482 N] Action Name:Maim Action Id:37
[08:15:21.482 N] Action Name:Berserk Action Id:38
[08:15:21.482 N] Action Name:Brutal Swing Action Id:39
[08:15:21.482 N] Action Name:Overpower Action Id:41
[08:15:21.482 N] Action Name:Feint Action Id:76
[08:15:21.482 N] Action Name:Mythril Tempest Action Id:1560
[08:15:21.482 N] Action Name:Thrill of War Action Id:1561
[08:15:21.482 N] Action Name:Full Swing Action Id:1562
[08:15:21.482 N] Action Name:Enliven Action Id:1580
[08:15:21.482 N] Action Name

urify Action Id:1584
[08:15:21.482 N] Done building Actioncache
[08:15:21.520 D] Reloading AssemblyLoader<ff14bot.Interfaces.ICombatRoutine> - Initializing
[08:15:27.328 D] [RoutineManager] Routines have been reloaded. Current class-specific list:
[08:15:27.328 D] Kupo [MaruaderWarrior] v1.0.241.0
[08:15:27.328 D] Ultima v1.0.0.0
[08:15:41.692 N] Connection to 192.99.148.87:31214 established.
[08:15:41.742 N] Clearing all hooks.
[08:15:41.752 D] Added new hook [Pull] f16e8f0f-1c99-4ddc-9bb4-79b0b3ff95ca
[08:15:41.752 D] Added new hook [RoutineCombat] 94c0def4-3c9a-44d9-ad21-2d8b6e8a4b52
[08:15:41.752 D] Added new hook [HotspotPoi] 30ca681b-baf9-4226-9860-ec9fd6185367
[08:15:41.753 D] Added new hook [SetDeathPoi] 17913d74-11de-4cc9-b14e-5301a9e072a2
[08:15:41.753 D] Added new hook [SetCombatPoi] 8ecb350a-804a-439d-97fc-0b0a927c1a94
[08:15:41.753 D] Added new hook [SetHotspotPoi] 8c485b6e-3c9a-42b3-8656-61c76412f740
[08:15:41.753 D] Added new hook [SelectPoiType] a4de913f-c793-4ca4-821a-8b041cb1c95e
[08:15:41.754 D] Added new hook [SetFatePoi] 855f55fa-7332-4720-a0a9-0d1e9aa5bedc
[08:15:41.754 D] Added new hook [SetRestPoi] 5481e71c-5e42-4224-92e1-63f28695a450
[08:15:41.755 D] Replaced hook [SelectPoiType] 8b88dd3c-aca4-422a-bc6d-21cd06d42ce7
[08:15:41.756 D] Added new hook [FatePoi] 830ffb37-b404-479f-b9e3-e9d6e476a6cd
[08:15:41.756 D] Added new hook [PoiAction] 3edd278d-0137-4228-a9d3-bf8c7225379f
[08:15:41.758 D] Added new hook [RestPoi] 3fc077ac-c532-428c-9748-d05ca01a4e3e
[08:15:41.758 D] Added new hook [PoiAction2] 34b0f697-4c31-43d3-ad6c-f234792429c9
[08:15:41.759 D] Added new hook [TreeStart] 08a66850-f9d0-4cf2-9441-4160618262a5
[08:15:41.808 N] [RePear] Repair interval set as 1 hours and 0 minutes.
[08:15:41.808 N] [RePear] Starting Timer
[08:15:41.823 N] [Ultima] Loading: Marauder
[08:15:41.866 V] What Gored Before (Core.Player.ClassLevel + settings.MaxLevel) < fate.Level
[08:15:41.867 N] No fates within operational parameters.
[08:15:42.299 N] Authentication failed, disconnecting.
[08:15:42.302 N] Stopping the bot.
[08:15:42.302 D] CurrentBot.Stop()
[08:15:42.308 D] System.ArgumentNullException: Value cannot be null.
Parameter name: source
at System.Linq.Enumerable.Where[TSource](IEnumerable`1 source, Func`2 predicate)
at ff14bot.BotBases.FateBot.()
at ff14bot.BotBases.FateBot.()
at ff14bot.BotBases.FateBot.(Object )
at TreeSharp.Action.RunAction(Object context)
at TreeSharp.Action.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at TreeSharp.Decorator.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at TreeSharp.PrioritySelector.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at TreeSharp.PrioritySelector.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at ff14bot.Behavior.HookExecutor.Run(Object context)
at TreeSharp.Action.RunAction(Object context)
at TreeSharp.Action.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at TreeSharp.PrioritySelector.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at TreeSharp.PrioritySelector.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at ff14bot.Behavior.HookExecutor.Run(Object context)
at TreeSharp.Action.RunAction(Object context)
at TreeSharp.Action.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at TreeSharp.Decorator.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at TreeSharp.PrioritySelector.<Execute>d__0.MoveNext()
at TreeSharp.Composite.Tick(Object context)
at ff14bot.TreeRoot.()
[08:15:42.308 N] Bot Thread Ended. Was this requested?
[08:15:42.311 N] Connection closed! 192.99.148.87:31214
[08:15:42.314 D] TreeHooks.Instance.ClearAll()
[08:15:42.314 N] Clearing all hooks.
[08:15:42.314 D] Navigator.Clear()
[08:15:42.315 V] [Poi.Clear] Reason: Bot stopped
[08:15:42.315 D] OnStop event
Edit : I've also ran it with kupo (as not listed above) and its the same problem