TypeError：错误＃1009：无法访问空对象引用的属性或方法。在naj_fla :: MainTimeline / runMan（）

I know that many people have asked the same question, but i tried everything to solve it and i don't know what else to do. I understand that this error appears when an objects is being called while that objects is not available in the timeline anymore. I tried putting the AS3 code in a separate layer, and since the object is available only in frame (1) I only put the action script code in frame (1) but it still shows the same error message when it reaches frame (2).I know that many people have asked the same que