Cannot use database

The URL Is:
http://www.ww300.com/bbs/search.php?authorid=x075%DA%A9y%E4%B6%AF%CF%BD%E7%A1%BE+2+%D6%A7%D6%A3%D2%BC%D6%B5%C4%B6%D4%B4%C8%AA

MySQL Server Error:
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