Multibeast Installation Failed - Unable to mount EFI

I can't seem to get the multibeast installation to work after upgrading to Sierra. Never had a problem before. I can mount and navigate my Clover EFI with Clover Configurator, and the Multibeast tool actually mounts the EFI partition (I can navigate it after it is mounted by MultiBeast). For some reason it will not install the kexts I need (ALC898 mostly). The error in /Multibeast is that it's unable to mount EFI, but I see that it is.

Please help! Thanks in advance. I uploaded the...

Multibeast Installation Failed - Unable to mount EFI