SDDC Manager credentials are incorrect.VCF Operations 9.x
The SDDC Manager has blocked the VCF Operations IP address due to too many bad password attempts.
Update the administrator@vsphere.local password for the VCF adapter
Log in to VCF Operations and navigate to Administration > Integrations
Expand VMware Cloud Foundation and click the vertical 3 dots next to the VCF adapter and select Stop Collecting
Log in to the SDDC Manager as vcf via SSH or vSphere console
Switch to the root user
sudo su -Restart the commonsvcs service
systemctl restart commonsvcsAllow 10 minutes for the services to come back online before proceeding to the next step
Return to the Administration > Integrations page in the VCF Operations UI
Expand VMware Cloud Foundation and click the vertical 3 dots next to the VCF adapter and select Edit
Edit the credential with the new administrator@vsphere.local password
Click Validate Connection and verify "Test connection successful" is received
Click Save
Expand VMware Cloud Foundation and click the vertical 3 dots next to the VCF adapter and select Start Collecting
Allow 5 minutes for a collection cycle to complete
Click Administration > SDDC Manager and validate the connection is restored.