Backup of vCenter Server AD LDS Fails (4288109)

When trying to backup vCenter AD LDS you may get any of the following errors:

Error text: The connection to the console is lost.
Possible reasons: a network failure occurred or the console has closed the connection unexpectedly

or

'Unable to execute the request (109). Failed to get the registry value 'Port SSL'. The data is invalid.'

or

'Unable to execute the request (109). Failed to get the registry value 'Port SSL'. More data is available.'

SSL registry port is blank or incorrect.

Check the registry entry in the following location:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\<ADAMSERVICENAME>\Parameters