SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: SELECT userid from bb1_user_anniversary_table where anniversary LIKE '2024-%'
mysql error: Table 'usr_web21_1.bb1_user_anniversary_table' doesn't exist
mysql error number: 1146
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 02.05.2024 @ 00:55
Script: /index.php?sid=d40ff89cedf72ace2926b3a7fb7dc1cf
Referer: