Fate Bot can't work well

After running Fate bot for a while,the bot simply stop and then doing nothing at all.
Here is the log:
[10:31:34.713 D] System.NullReferenceException: Object reference not set to an instance of an object.
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.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.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 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 ff14bot.TreeRoot.
()
[10:31:37.773 V] Blacklisting 11F for 00:20:00 [Type: Node] - Reason : Could not find a path to <403.3712, 17.28588, 692.6412> from <304.3156, 37.71089, 367.9794> (Just a Matter of Rut)
[10:31:37.773 N] No valid fates nearby.

 

please post the entire log as an attachment. There's a guide in my signature, if you need one.

 

Sorry,I don't know what you need is the whole log,thanks for help.