Public HTML Error Log dtd 111015

[15-Oct-2011 14:54:20] WordPress database 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 for query UPDATE wp_term_counts SET term_count = term_count + 1,term_count_updated = '2011-10-15 06:54:20' WHERE ( ) made by require, require_once, require_once, require_once, do_action, call_user_func_array, Wiki->post_action, Wiki->edit_post, wp_update_post, wp_insert_post, do_action, call_user_func_array, post_indexer_post_insert_update, post_indexer_post_terms_insert_update, m_wpdb->query

Have the above errors since 02 Oct 2011.

Your advice, please. Thank you.