SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.1.3): Invalid SQL: SELECT a.replycount AS replies,a.boardid AS boardparentid,a.threadid AS threadid,a.topic AS threadname FROM bb2_threads AS a,bb2_boards AS b WHERE a.boardid = b.boardid ORDER BY a.replies DESC
mysql error: Unknown column 'a.replies' in 'ORDER BY'
mysql error number: 1054
mysql version: 10.11.14-MariaDB-cll-lve
php version: 5.6.40
Date: 06.03.2026 @ 19:08
Script: /forum/statistik.php?sid=2e392951276cbdb18b9415cb17e1decb
Referer: