SQL Error

 mySQL query error: SELECT * FROM ibf_ignored_users WHERE ignore_messages=1 AND ignore_owner_id IN (  ) AND ignore_ignore_id=3418
===================================================
 Date: Tue, 02 Mar 2010 12:53:25 +0000
 Error Number: 1064
 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 ') AND ignore_ignore_id=3418' at line 1
 IP Address: 85.221.213.215
 Page: /index.php?app=forums&module=moderate&section=moderate&f=4&t=320284&st=0&auth_key=****************************&do=01
 Debug: array (
  1 =>
  array (
	'file' => '/home/www-root/**********/ips_kernel/classDb.php',
	'line' => 1019,
	'function' => 'query',
	'class' => 'db_driver_mysql',
  ),
  3 =>
  array (
	'file' => '/home/www-root/**********/admin/applications/members/sources/classes/messaging/messengerFunctions.php',
	'line' => 1694,
	'function' => 'blockedByUser',
	'class' => 'messengerFunctions',
  ),
  4 =>
  array (
	'file' => '/home/www-root/**********/admin/sources/classes/maa/moderatorActionAlert.php',
	'line' => 240,
	'function' => 'sendNewPersonalTopic',
	'class' => 'messengerFunctions',
  ),
  5 =>
  array (
	'file' => '/home/www-root/**********/admin/applications/forums/modules_public/moderate/moderate.php',
	'line' => 2348,
	'function' => 'setupAlert',
	'class' => 'moderatorActionAlert',
  ),
  6 =>
  array (
	'file' => '/home/www-root/**********/admin/applications/forums/modules_public/moderate/moderate.php',
	'line' => 163,
	'function' => '_openTopic',
	'class' => 'public_forums_moderate_moderate',
  ),
  7 =>
  array (
	'file' => '/home/www-root/**********/admin/sources/base/ipsController.php',
	'line' => 291,
	'function' => 'doExecute',
	'class' => 'public_forums_moderate_moderate',
  ),
)
 mySQL query error: SELECT * FROM ibf_ignored_users WHERE ignore_messages=1 AND ignore_owner_id IN (  ) AND ignore_ignore_id=3418