vCSA 5.5 Upgrade to 6.0 Migration Failed Failed to download vCenter Server Support Bundle Logs

vCSA 5.5 Upgrade to 6.0 Migration Failed  Failed to download vCenter Server Support Bundle Logs
While attempting to upgrade your vCSA 5.5 to 6.0 you are confronted with this error: Migration Failed Failed to download vCenter Server Support Bundle Logs Make sure that your reverse and forward DNS match (not sure why VMware continues to insist on flawless DNS – Tedious!) The solution to his upgrade error is to: 1. ...

vCenter vCSA 6.0 Error occurred while retrieving vm names of the esx host

vCenter vCSA 6.0 Error occurred while retrieving vm names of the esx host
You are in the process of trying to upgrade an existing vCenter 5.5 vCSA to 6.0. Make note that it is asking for ESXi host to install the vCSA and not vCenter!