Management Agent is not upgraded or certificate is not installed on a IaaS node and error message appears in the management console.
If the upgrade fails to upgrade on a IaaS node and error messages about the Management Agent or Certificate appear in the management console, use these suggestions to troubleshoot the problem.
Check the Management Agent log on the affected node for errors.
Check if the Management Agent was auto-upgraded by examining the version number in Programs and Features.
If the Management Agent is upgraded, ensure that its service is running.
If the Management Agent is upgraded and running, restart upgrade on the virtual appliance.
If the Management Agent is not upgraded, perform a manual upgrade of the Management Agent. Open a browser and navigate to the VMware vRealize Automation IaaS Installation page on the vRealize Automation appliance at https://virtual_appliance_host:5480/installer. Download and run the Management Agent Installer. Restart upgrade on the virtual appliance.