后台恢复数据~出现了错误~求

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MySQL Query:?DROP TABLE IF EXISTS `shysb_ad` MySQL Error:You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?DROP TABLE IF EXISTS `shysb_ad`' at line 1 MySQL Errno:1064 Message:MySQL Query Error

给网站换空间~~搬家过来费劲周折~总算进去后台了~但恢复数据库~出现了错误~
求解决