Probably would work if I attached last target node 
Your forgetting to connect the second output of the spawn actor from class to the input of the attach actor to socket.
If that doesnt help try enabling spawn even if colliding. Your using an old version of UE4 yes, about 4.3?
Don’t forget to accept an answer that best clears your question up or answers it so when the community finds your question in the future via search/google they know exactly what you did to fix it/get it going.
Thank you, its working. Im using the ARK: Dev Kit