NVIDIA VXGI Integration

Okay,i got it to working… but now i get this Error… any Ideas?
i Get this Error on my Maps or on my Character
79a86f97d3.png

Edit:

Now i deleted all of my post Processes, i can Open my Map now , but the fps are just so Crappy… whitout VXGI.and with vxgi…haha no Comment.
… Is VXGI so Bad atm?
Nothing Works Good[When im Converting a Project] on Standalone i dont got an Error.

Hope someone can Help me because i get the Error too when i hit the Play Button…