In vSphere DR and migration sites, after upgrading to version 4.6.1, the Replicator Service cannot be repaired.
VMware vCloud Director Availability 4.6.1
To resolve this issue, update the admin.allow.from value in the application.properties file.
For the changes to propagate, restart the services in the following order:
Once the re-pair process is complete, revert the changes on the vCenter Replication Management Appliance or the On-Premises to Cloud vCenter Replication Appliance, by setting the admin.allow.from back to an empty value:
admin.allow.from=For additional details, refer to VMware Cloud Director Availability 4.6.1 Release Notes.