I used your upgrade file to 3.5b and it worked.
I tried to set a forum to age lock and it threw a DB error. I tried to uninstall and start fresh and it threw a DB error. Sorta stuck...
Code:
Database error in vBulletin 4.1.3:
Invalid SQL:
UPDATE forum SET
title_clean = 'Adults',
title = 'Adults',
description_clean = '',
description = '',
link = '',
displayorder = 1,
parentid = 8,
daysprune = -1,
defaultsortfield = 'lastpost',
defaultsortorder = 'desc',
showprivate = 0,
newpostemail = '',
newthreademail = '',
### Bitfield: forum.options ###
options = IF(options & 8, options - 8, options),
options = IF(options & 16, options - 16, options),
options = IF(options & 32, options - 32, options),
options = IF(options & 32768, options - 32768, options),
options = IF(options & 8192, options, options + 8192),
options = IF(options & 4, options, options + 4),
options = IF(options & 1, options, options + 1),
options = IF(options & 2, options, options + 2),
options = IF(options & 16384, options, options + 16384),
options = IF(options & 256, options - 256, options),
options = IF(options & 64, options, options + 64),
options = IF(options & 128, options, options + 128),
options = IF(options & 512, options, options + 512),
options = IF(options & 1024, options, options + 1024),
options = IF(options & 2048, options, options + 2048),
options = IF(options & 4096, options, options + 4096),
options = IF(options & 65536, options, options + 65536),
options = IF(options & 131072, options - 131072, options),
styleid = 0,
imageprefix = '',
password = '',
vbseo_enable_likes = 1,
vbseo_moderatepingbacks = 1,
vbseo_moderatetrackbacks = 1,
vbseo_moderaterefbacks = 1,
xx_owner = 0,
xx_ownername = '',
xx_deletion = 0,
xx_validparent = 1,
xx_views = 0,
agelock = '1',
agelock_age = '18',
agelock_method = '0'
WHERE forumid = 55;
MySQL Error : Unknown column 'agelock' in 'field list'
Error Number : 1054
Request Date : Monday, August 8th 2011 @ 10:24:29 PM
Error Date : Monday, August 8th 2011 @ 10:24:29 PM
Script : http://www.MyDomain.com/forums/admincp/forum.php?do=update
Referrer : http://www.MyDomain.com/forums/admincp/forum.php?do=edit&f=55
IP Address : xxx.xxx.xxx.xxx
Username : UserID
Classname : vB_Database_MySQLi
MySQL Version : 5.1.41-3ubuntu12.10