Talking Npc Vendors 1.3.1

InvalidOperationException: Collection was modified; enumeration operation may not execute.
  at System.Collections.Generic.Dictionary`2+ValueCollection+Enumerator[TKey,TValue].MoveNext () [0x00013] in <fb001e01371b4adca20013e0ac763896>:0 
  at Oxide.Plugins.TalkingNpc+ConversationHandler.CheckPlayersWalkAway () [0x00075] in <54d919f14ad34466a1a55e2a9ea400ea>:0 
  at InvokeHandlerBase`1[T].DoTick () [0x00109] in <94d7b86339534b46962e85ad7cd7a2c0>:0 
  at InvokeHandlerBase`1[T].LateUpdate () [0x0000c] in <94d7b86339534b46962e85ad7cd7a2c0>:0 
 
(Filename: <fb001e01371b4adca20013e0ac763896> Line: 0)

I have this error i find!

you can ignore that for now as will not effect things... thanks for letting me know ill add a patch for the error in next update...