3.4升级3.5到这个表时报错了，怎么解决，下面是报错： New

/install/update_adult.php?step=innodb&table=pre_common_member_archive

升级到这个表时报错了，怎么解决，下面是报错：
(1060) Duplicate column name 'secmobicc'ALTER TABLE common_member_archive MODIFY COLUMN email varchar(255) NOT NULL DEFAULT '', ADD COLUMN `secmobile` varchar(12) NOT NULL DEFAULT '' AFTER `password`, ADD COLUMN `secmobicc` varchar(3) NOT NULL DEFAULT '' AFTER `password`, ADD COLUMN `secmobilestatus` tinyint(1) NOT NULL DEFAULT '0' AFTER avatarstatus, ADD KEY secmobile (`secmobile`, `secmobicc`);

PHP Debug

No.	File	Line	Code
1	install/update_adult.php	249	discuz_database::query()
2	source/class/discuz/discuz_database.php	142	db_driver_mysqli->query()
3	source/class/db/db_driver_mysqli.php	147	db_driver_mysqli->halt()
4	source/class/db/db_driver_mysqli.php	222	break()

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