incremental backups: Fatal: config file already exists AND 1045, "Access denied for user 'root'

Creating local incremental backup fails
domain.com:8090/IncrementalBackups/createBackup

any experiences to solve this problem?

Last Log Error:
Repo local initiated for mydomain.com.
(1045, “Access denied for user ‘root’@‘localhost’ (using password: YES)”) [207][5009]

I think you have changed your MySQL root password and have not updated settings.py file, more details here → Some Don'ts After Installing CyberPanel! — CyberPanel - WebHosting Control Panel for OpenLiteSpeed

you are right. Thank you. problem solved