You could start with the transfer guide.
https://www.ubbcentral.com/forums/u...izmo_s_UBB_Threads_7_x_Transf#Post178189Or at ubbwiki
http://www.ubbwiki.com/article/view/6/migration-guide.htmlEven if you still are at the same host most rules apply.
Since the paths have changed.
if it is at the same host just a new path it should be a simple edit to fix it.
just edit config.inc.php
PS,
You have never posted the url to your site. So it is difficult to look at what your issues are.