Virt-Manager shows libguestfs error and doesn't properly pass through GPU

Hey all, I’ve been trying for awhile now to get this VM working so I can game on windows. I finally got virtual machine manager installed, I’ve got gpu pass through ready to go, but now it’s showing me this error on virt-manager, which i think is causing other issues

I’ve tried googling it but I’ve only found forums that tell me how to install it, which I did, or someone who posted the same thing months ago but never got an answer. Also the other main issue is that the host machine shows a window for the guest, but it should be passing that through the gpu, when I switch to the gpu input on the monitor, this is all it’s seeing

Here’s a copy of my machine’s XML