Ue4 Pushable Actor Blueprint.(Marketplace)

Hey!, i was Buying the Pushable Actor Blueprint from the Marketplace, well… i was spending now several Hours just for Transfer it, and after some Hours i did it (YAY) , I have no COMPILE Errors. still i dont see the " GRAB" interface when im in front of a Push Actor, The Anim Blueprint works well too in Peview, same as the Push Charackter ANim Blueprint, there are also no Compile errors… i made a 1:1 Copy of everything… so WHY ?? i dont see the Interface. … thats really frustrating after hours…

Pushable Actor: Merging Character Blueprints - YouTube im also saw the Video… 1:1 of all…

maybe someone can help me? I Attached the Interface Blueprint too on my Char.

Really Thankfull for help… thanks…

and yeah i Mailed him ,but maybe someone can help me here faster

Thanks in Advance!