UBB.threads PHP Forum Software Community Forums UBB.threads Importer Support Import from Classic to threads

I have tried over and over but it do not import the forums except for my first " BSA Bulletin Board" and it stops right there. OK it does not import rest of my 30 boards and not any of the topics but what am i missing more???

How can I roceed with this? anyone having a clue?
Thanks
Morgan