nodokita on "Error with 3.5 Update in SQL Syntax"

I have this.. and more of this in the error log:

[29-Dec-2012 20:36:16 UTC] 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 de la base de datos de WordPress para la consulta SELECT COUNT(tt.term_id) FROM wp_term_taxonomy tt, wp_term_relationships tr WHERE tt.taxonomy = 'category' AND tt.term_taxonomy_id = tr.term_taxonomy_id AND tr.object_id = 7204 AND tt.term_id IN () realizada por require('wp-blog-header.php'), require_once('wp-includes/template-loader.php'), include('/themes/MyTheme/single.php'), wp_related_posts, wp_get_related_posts, wp_rp_get_related_posts, wp_rp_should_exclude

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[moderated]

Any ideas? Thanks!