First post in every page

Can anybody tell me how can I make that the first post can remain in every page of the thread.. I try this one https://vborg.vbsupport.ru/showthrea...ght=first+post
but only a custom usergroup doesn't see that i dont know why... all the others can see so any possibility

i had this error in fact:

Database error in vBulletin 3.6.4:

Invalid SQL:

		SELECT
			post.*, post.username AS postusername, post.ipaddress AS ip, IF(post.visible = 2, 1, 0) AS isdeleted,
			user.*, userfield.*, usertextfield.*,
			icon.title as icontitle, icon.iconpath,
			avatar.avatarpath, NOT ISNULL(customavatar.userid) AS hascustomavatar, customavatar.dateline AS avatardateline,customavatar.width AS avwidth,customavatar.height AS avheight,
			deletionlog.userid AS del_userid, deletionlog.username AS del_username, deletionlog.reason AS del_reason,
			editlog.userid AS edit_userid, editlog.username AS edit_username, editlog.dateline AS edit_dateline,
			editlog.reason AS edit_reason,
			postparsed.pagetext_html, postparsed.hasimages,
			sigparsed.signatureparsed, sigparsed.hasimages AS sighasimages,
			sigpic.userid AS sigpic, sigpic.dateline AS sigpicdateline, sigpic.width AS sigpicwidth, sigpic.height AS sigpicheight,
			IF(displaygroupid=0, user.usergroupid, displaygroupid) AS displaygroupid, infractiongroupid
			
			, IF(SUM(photoplog_fileuploads.moderate) > 0 AND 1 = 0,COUNT(photoplog_fileuploads.moderate) - SUM(photoplog_fileuploads.moderate),COUNT(photoplog_fileuploads.moderate)) AS photoplog_filecount
		FROM post AS post
		LEFT JOIN user AS user ON(user.userid = post.userid)
		LEFT JOIN userfield AS userfield ON(userfield.userid = user.userid)
		LEFT JOIN usertextfield AS usertextfield ON(usertextfield.userid = user.userid)
		LEFT JOIN icon AS icon ON(icon.iconid = post.iconid)
		LEFT JOIN avatar AS avatar ON(avatar.avatarid = user.avatarid) LEFT JOIN customavatar AS customavatar ON(customavatar.userid = user.userid)
			LEFT JOIN deletionlog AS deletionlog ON(post.postid = deletionlog.primaryid AND deletionlog.type = 'post')
		LEFT JOIN editlog AS editlog ON(editlog.postid = post.postid)
		LEFT JOIN postparsed AS postparsed ON(postparsed.postid = post.postid AND postparsed.styleid = 13 AND postparsed.languageid = 2)
		LEFT JOIN sigparsed AS sigparsed ON(sigparsed.userid = user.userid AND sigparsed.styleid = 13 AND sigparsed.languageid = 2)
		LEFT JOIN sigpic AS sigpic ON(sigpic.userid = post.userid)
			LEFT JOIN photoplog_fileuploads AS photoplog_fileuploads ON(photoplog_fileuploads.userid = user.userid)
		WHERE post.postid IN (0,279296,279174,279135,279095,279077,279030,279028,279028)
		ORDER BY post.dateline DESC;

MySQL Error  : Mixing of GROUP columns (MIN(),MAX(),COUNT(),...) with no GROUP columns is illegal if there is no GROUP BY clause
Error Number : 1140
Date         : Wednesday, December 6th 2006 @ 11:42:31 AM
Script       : http://f********
Referrer     : http://*******
IP Address   : 82.53.131.163
Username     : L'Ingegnere
Classname    : vb_database

Thank you very much