Database error in vBulletin 3.6.4:

Invalid SQL:

		SELECT 
			IF(votenum >= 1, votenum, 0) AS votenum,
			IF(votenum >= 1 AND votenum > 0, votetotal / votenum, 0) AS voteavg,
		 
			thread.threadid, thread.title AS threadtitle, thread.forumid, pollid, open,
replycount, postusername, postuserid, thread.iconid AS threadiconid,
			thread.lastpost, thread.lastposter, thread.lastpostid, thread.dateline,
IF(views<=replycount, replycount+1, views) AS views, notes, thread.visible,
sticky, votetotal, thread.attach,
			hiddencount, deletedcount
			
			
			
			
			,post.pagetext
		FROM thread AS thread
			
			
			
			
			
			
			
		WHERE thread.threadid IN (0) 
		ORDER BY sticky DESC, lastpost DESC;

MySQL Error  : Unknown table 'post' in field list
Error Number : 1109

Database error in vBulletin 3.6.4:

Invalid SQL:
TRUNCATE TABLE post_parsed;

MySQL Error  : Table '****_vb.post_parsed' doesn't exist
Error Number : 1146