Version 5.0.0 beta 7

applications/forums/sources/Topic/Post.php

@@ -380,7 +380,7 @@ class Post extends Comment implements Embeddable,
 		/* If we feature the first post, then pagination is all wrong */
 		if( Member::loggedIn()->getLayoutValue( 'forum_topic_view_firstpost' ) )
 		{
-			return [ 'new_topic=?', 0 ];
+			return [ static::$databasePrefix . static::$databaseColumnMap['first'] . '=?', 0 ];
 		}
 
 		return parent::findCommentWhere();