MYSQL error report I can't nail down
 

An error was encountered during execution of the query:<br />
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SELECT bigimage,approved,cat,title,userid,date,rating,views,user FROM rp_products WHERE id= LIMIT 1<br />
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The query returned with an errorcode of: <br />
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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 'LIMIT 1' at line 1<br />
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If you need assistence or feel this is a 'bug'; please report it to our support forums at: http://www.reviewpost.com/members/forum/f66/index<br />
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Well the issue is why is the id field empty.

The query may be revshow.php script in there but I do not see why $row_comview array would be empty unless your passing a userid who has no ads.