SSO defekt - Die angeforderte URL oder Ressource konnte nicht gefunden werden

Ich befürchte, dieses Problem ist wieder aufgetreten und das Entfernen des problematischen Tags funktioniert jetzt nicht mehr. Wie kann ich die Tag-ID 842 identifizieren, die ich in den Protokollen sehe? Danke!

ActiveRecord::RecordNotUnique (PG::UniqueViolation: ERROR: duplicate key value violates unique constraint \"idx_tag_users_ix1\" DETAIL: Key (user_id, tag_id, notification_level)=(8118, 842, 0) already exists. )

Protokolle vom versuchten Benutzer-Login
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