If your database is no larger than 50mb or so you should not use phpmyadmin to create backups; as phpmyadmin is a web script it has to use PHP parameters including maximum execution time and other limits which will kill the transaction before it can complete.
You should instead create a backup via the command line interface (SSH) or another system tool (such as a backup utility in your hosting control panel).
This may not seem as complicated as it actually is (since sites like Facebook have such implementations), but this feature would not be feasible for this product at this time due to the type of coding needed.
They moved crownvic.net from their server to a Google server, and switched to https at the same time. They killed a few dozen forums in the process.
Believe it or not, the footer still says "Copyright 2000-2015 by Crownvic.net and Steve Spaulding. All Rights Reserved." after three years. I guess they can't figure out the "footer.php" file that is external to UBB.threads.