Spawn character is bugged?

i am using defualt template of 2D side scoller in unreal engine and edited it. it was working fine until i duplicated it and tried adding AI i deleted the AI character and but it is still not working. anyone have any idea or guess?

Bump

Any one?

see where the player start is located if the problem is that it spawns a second one

I even deleted the player start it does not effect even in default format of 2D side scroller. Adding it again also have zero effect.