VM or host server is not accessible
In the panel, expand the section.
Browse for and select the VM or host server.
Click the tab and expand the section.
For a VM, expand its section; for a host server, expand its section.
For a VM, make sure the check box is selected; for a host server, make sure the check box is selected.
If you changed the status of the check box, click > to make the change effective.
You should now be able to perform actions against the VM or host server.