Deleted forums for old games

[DrunkMonkGar]

It got moved to a subsection: https://harem-battle.club/dragon-providence/

[Antex3]

When I try to access the page I get a message saying that I do not have permission to access the page followed by the reasons:
1) Your user account may not have sufficient privileges to access this page. Are you trying to edit someone else's post, access administrative features or some other privileged system?
2) If you are trying to post, the administrator may have disabled your account, or it may be awaiting activation.

How would I get permission to do so?