Aria Operations for Logs 8.18.x
In the authentication configuration, if there are two domain controllers in the 'Default Domain' field, we may experience this issue.
Update the AD authentication configuration so there is only one DC listed in the 'Default Domain' field.
Configuration' -> 'Authentication' -> 'Active Directory'Default Domain' field, there should be only one DC.Test Connection' to confirm connection to the DC.The official documentation outlines this process and indicates that only one DC may be present.