After upgrading to vCenter 5, the vCenter Service Status page displays the following error:
com.vmware.converter alert unable to retrieve health data from https://
This error occurs because the integrated vCenter Converter plug-in is no longer available in vSphere 5! To solve this error following the VMware KB article listed below:
Error after upgrading to vCenter Server 5.0: com.vmware.converter alert unable to retrieve health data – KB: 2006132
After following the KB article, the converter plug-in is removed from the vCenter Service Status page.