I was using the network daughter board in the past but I only have one port active now. The other card and onboard are disabled in the bios.
I get the Error Found from "Fix common plugin app":
eth4 and eth8 both have IP addresses on the 169.254.0.0 network. This is rarely a valid configuration
I've tried to delete all of these entries by clicking the trash can but they don't delete. Everything works but is there a simple way to fix this?
IPv4 default
The key thing is you should not have two network interfaces connected to the same network unless they are bonded; TCP/IP networking isn't meant to work that way. Things will "mostly work" but then some day you'll have a weird problem that you can't explain, such as WireGuard responding on eth1 but not eth0:
https://forums.unraid.net/topic/86021-wireguard-shows-data-inout-but-no-handshake/?tab=comments#comment-948325
(that is just an example, certainly not the only thing that could go