“unique fields names table size” error in Lotus Domino

I recently had an issue where the mail boxes on one of my Domino servers were not compacting at all during their normal window. My logs showed 09/03/2009 04:00:01 AM  Router: Beginning mailbox file compaction of mail1.box 09/03/2009 04:00:01 AM  Switching to copy-style compaction for E:\Lotus\Domino\Data\mail1.box due to unique fields names table size 09/03/2009 04:00:02 … Continue reading “unique fields names table size” error in Lotus Domino