When performing syncing or refresh actions with the LDAP Synchronization Tool (Schemus) the operation fails and an error message is displayed.
Can not update domain <domain>: The Symantec.cloud service server was unable to process the request. User is not authorized to view configuration for the Registered User service.
Email Security.cloud
The user configured in Schemus does not have the appropriate permissions to make modifications in Email Security.cloud instance.
Refer to the article Symantec.Cloud Portal User Account Permissions for Schemus In order to fix the user's permission.