I imported a ubb.classic to threads. Because of an issue with custom forum headers I needed to empty the posts table and re-import them. Now all posts have the person who posted the message as 'unregistered':
Donate to UBBDev today to help aid in Operational, Server and Script Maintenance, and Development costs.
Please also see our parent organization VNC Web Services if you're in the need of a new UBB.threads Install or Upgrade, Site/Server Migrations, or Security and Coding Services.