並未將物件參考設定為物件的執行個體。

於 (Object )
於 UQFcZQdyFPG2hqf2att.Vs7fhcOuqn(Object , UQFcZQdyFPG2hqf2att )
於 MT4APIGD.MainWindow.Y0BZOnsag1()
於 System.Threading.ThreadHelper.ThreadStart_Context(Object state)
於 System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
於 System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
於 System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
於 System.Threading.ThreadHelper.ThreadStart()