昨天把我的一个dz论坛从X2升级到X2.5出现了问题,升级陷入死循环,具体提示如下:

update.php?step=waitingdb&nextstep=prepare& sql[]=5786554789722f09b8f635c20410e507& sql[]=ee4f20b8582052367f5beb9bd19fea58]正在升级数据,请稍后...
[时长]:113[状态]:copy to tmp table[信息]:ALTER TABLE pre_forum_post ORDER BY pid ASC
[时长]:113[状态]:Locked[信息]:ALTER TABLE pre_forum_post CHANGE `pid` `pid` INT(10) UNSIGNED NOT NULL, CHANGE `replycredit` `replycredit` int(10) NOT NULL default '0', CHANGE `status` `status` int(10) NOT NULL default '0', ADD UNIQUE KEY pid (pid), DROP PRIMARY KEY, ADD `position` INT(8) UNSIGNED NOT NULL AUTO_INCREMENT, ADD PRIMARY KEY(`tid`, `position`), DROP INDEX authorid, ADD INDEX authorid (authorid,invisible)
(跳转中...)
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