SQL-DATABASE ERROR

Database error in WoltLab Burning Board: cannot use database usr_web86_1
mysql error: Access denied for user 'web86'@'178.254.62.160' to database 'usr_web86_1'
mysql error number: 1044
Date: 10.12.2019 @ 01:05
Script: /usercp.php?action=buddy_list
Referer: