In Second Life we have recently had a round of problems with our inventories not loading correctly. You’ll see a number of articles here about solving those problems and restoring lost items. Much of the blame for lost items has been laid at the feet of various Third Party Viewers (TPV). But, tomorrow Linden Lab will be doing database maintenance. See: Inventory Database Maintenance Wed, Aug 25th at 5:00am PDT
It will be interesting to see if there is a reduction in the number of lost inventory items post maintenance.