Так кто может объяснить чё за ошибка?

Error: 1064 - You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ')

ORDER BY pn.pn_date ASC' at line 1 

IP Address: 213.230.75.83 - /index.php?/topic/326-gruppy-igrovykh-administratorov/?modfilter=invisible_posts --------------------------

, m.members_seo_name FROM post_notes pn LEFT JOIN members m ON ( m.member_id=pn.pn_mid ) WHERE pn.pn_pid IN() ORDER BY pn.pn_date ASC .-------

File | Function | Line No. | |----------------------------------------------------------------------------+------------------------------ 

| admin/applications/forums/modules_public/forums/topics.php | [postNotesTopic].topicViewTemplate | 369 | '------------------------------- 

admin/sources/base/ipsController.php | [public_forums_forums_topics].doExecute | 306 | '---------------------------------

 

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