DB table ak_404_log isn't defined.

[rnt]

$wpdb->ak_404_log isn't defined.

Produce this error in error.log:

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 'ORDER BY date_gmt DESC
                        LIMIT 100' at line 3 for query
                        SELECT *
                        FROM
                        ORDER BY date_gmt DESC
                        LIMIT 100
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