Re: Upgrade problems
Check these related posts, all tagged with 745:
745 is the trac ticket where the bug was recorded:
There is a patch attached to that ticket that seems to solve the problem:
Upon reading more closely your report, this may not be related to your problem at all. I don’t know if I’ve ever seen your problem before. It is sort of related since it’s about db-mysqli.php and db.php. Maybe that patch will fix things up for you.