This error implies there is an incorrect configuration of NSX-v or NSX-T onpremise site for HCX.
To isolate the problem. please check the followings.
- Check if you use NSX network for HCX network extension.
If you do not use overlay networks for HCX network extension, unregister NSX from https://<hcx-manager-ip>:9443 > Configuration > NSX.
- Check the NSX's required configuration for HCX
Please check if required NSX's configuration for HCX is satisfied.
For example, Cluster configured with NSX is required for HCX deployment.
You can see its detail from
NSX Requirements for HCX Appliance Deployments too.