SmartQuant Discussion

my program crash after several minutes:

System.NullReferenceException: Object reference not set to an instance of an Object .
at SmartQuant.EventPipe.Read()
at SmartQuant.EventBus.Dequeue()
at SmartQuant.EventManager.VJ9yWUmopL()
at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart()