вот такая ошибочка в ProcessDataError

System.ArgumentException: strategy
at Ecng.Trading.Algo.StrategyManager.#=qZ3BJD8wGU9P0NPGSuXvJt5Zj5KOtNbVswRbMSptcqXU=.#=qGoR8GGM9KdPLCsjQ5kI6gw==(SynchronizedList`1 #=qR1TF0vW$qKFlMRNSfX9qrA==)
at Ecng.Collections.CollectionHelper.SyncDo[TCollection](TCollection collection, Action`1 action)
at Ecng.Trading.Algo.StrategyManager.Register(Strategy strategy, Portfolio portfolio, Security security)
at Ecng.Trading.Algo.StrategyManager.#=qgLjVxJZ1MkDbXgaDuPP6pJV9IOzhajs5v180jZUwooQ=(SynchronizedDictionary`2 #=qO5pfhMW9dgymzKxgUageuw==)
at Ecng.Collections.CollectionHelper.SyncDo[TCollection](TCollection collection, Action`1 action)
at Ecng.Trading.Algo.StrategyManager.#=q9dHcQ8Dp6Nx1xV$RR4Rl01YugusawR4crxfZMo2n90M=()
at Ecng.Trading.Algo.StrategyManager.#=qdV1Zan1_PDNtHTKfgXGZ9OIPKz3s1tormN1UC0V3iRI=(IEnumerable`1 #=qsBCae3fVy358CeQfhDLDXQ==)
at Ecng.Common.DelegateHelper.SafeInvoke[T](Action`1 handler, T arg)
at Ecng.Trading.BusinessEntities.BaseTrader.EventsContainer`2.Raise(T item)

Что бы это значило?