Table 'uchome_mailcron' uses an extension that doesn't exist in this MySQL v

升级后出现此问题：
错误提示：
MySQL Error
Message: MySQL Query Error
SQL: SELECT touid, email FROM uchome_mailcron WHERE sendtime<='1229441229' ORDER BY sendtime LIMIT 0,5
Error: Table 'uchome_mailcron' uses an extension that doesn't exist in this MySQL version
Errno.: 1112
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