devtrackers.gg
I posted this in the Support section for Ubisoft's attention, and linked it here for all of yours:
https://discussions.ubisoft.com/topic/180435/bug-players-who-ve-previously-fully-completed-reanimated-ge-track-will-receive-false-positives-doubles-missing-exo-cache
Mods, feel free to lock this thread, and delete within the week, once players have had an opportunity to be made aware.