VCF Management Components deployment left an orphaned Bootstrap Virtual Machine in the vCenter inventory, which was subsequently deleted manually.Deploy VCF Management Components" is then retried which fails at "Failed to register the appliance certificate with VCF services runtime".

/var/log/vmware/vcf/domainmanager/domainmanager.log in SDDC Manager will report the following:FAILED_TO_ADD_APPLIANCE_CERTIFICATE_TO_VSP Failed to register the appliance certificate with VCF services runtimeCaused by: com.vmware.vsp.invoker.ApiException: java.net.NoRouteToHostException: No route to hostVMware Cloud Foundation (VCF) 9.1
Manually deleting the Bootstrap VM in vCenter does not remove the underlying VSP cluster registration/spec record that maps the MANAGEMENT domain to the deleted VM. Because this stale record persists, SDDC Manager incorrectly assumes the VSP cluster still exists at <VSP_runtime_FQDN>. Subsequent deployment retries and background jobs attempt to authenticate against this missing endpoint, resulting in a NoRouteToHostException failure.
The issue requires manual cleanup of the following:
Reach out to Broadcom Support to assist with the issue remediation.