Besides following the instructions on the wago page in detail, we can't tell you anything else.
#NS Fractillus assigns giving incorrect lane assignment with rest of raid (evo)
gentle gale
If you followed all that, all your stuff is up to date (and the rest of your guilds as well), then it should work
You can try asking Reloe in the comments on Wago, or tag him in here <@Reloe>
(You didn't hear the latter recommendation from me though)
It's a completely custom coded aura, and so is all the stuff it depends on.
I don't think anyone ever bothered to look into all of that in complete detail (and all the changes that happened)
If there is indeed a bug and it's not a user error, then Reloe would be the best option for help.