Sorry, the message was in the Title. Yes it had Service Pack four, issue resolved itself over time.

Autoclose is disabled. Unfortunately the vendor's front-end connection pools, all this the same login name. I appreciate your answer, since it appears that nothing I control would have...

My normal processes will do a rebuild or reorg, but not a drop and recreate.

This application (from a significant vendor in a niche market) is the absolute worst use of...