Could not find SSL/X509 certificate from 'https://####.####.###:443'.VMware Cloud Director Availability 4.7.3.x
When updating the certificates for VMware Cloud Director Availability services, there are additional steps required to re-establish trust within the site. If the local tunnel certificate is not trusted, the cloud services will fail to create a connection to the peer site across the tunnel when attempting to initiate the pairing process, which will result in this error.
Update the tunnel settings to accept the current certificate and re-establish trust with the tunnel service, as detailed in the following document:
For more information about replacing VMware Cloud Director Availability certificates in the cloud site, please refer to the document below:
Replacing the services certificates in the Cloud Director site