Query Error: select n.*, nc.name from pw_news n, pw_newsclass nc where n.class=nc.id and aid=

The URL Is:
http://www.chinesetown.co.nz/travelnews.php?aid=

MySQL Server 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 '' at line 1 ( 1064 )

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http://www.Chinesetown.co.nz