Slight bump. I'm doing a test run importing from vB3.8.4 and the lengthy thread import seems to have run fine, but as soon as it gets to the mods it stalls:

Importing Moderator (5) for forum (65)
No 'continue' type link, just this text, and the page source makes clear the script has stopped dead in its tracks (no </body> for example). Any idea what could cause this?