When checking for the status by expanding the message on UI, you may see a message as below.
"message": "", "observedGeneration": 1, "reason": "InProgress", "status": "False", "type": "Ready" }, { "lastTransitionTime": "message": "internal error creating kubernetes cluster: Get \"https://##.##.##.1:6443/api/v1/namespaces?timeout=10s&timeoutSeconds=10\": tls: failed to verify certificate: x509: certificate is valid for 127.0.0.1, 10.##.138.7, not 10.##.241.1: error provisioning kubernetes cluster", "observedGeneration": 1, "reason": "Failed", "status": "False", "type": "Provisioning" }, { "lastTransitionTime": "message": "", "observedGeneration": 1, "reason": "IPAddressWarning", "status": "False", "type": "IPAddressWarning"
The issue would occur due to the network configuration with port 53 was not enabled.
In order to resolve the issue, please allow the required ports on firewall. Refer the document Network Requirements Summary for the required ports and protocols.
You may also refer Hardware and Software Requirements of VMware Data Services Manager for 9.0 versions.