fedup experience for upgrading fedora 19 to fedora 20

[Rafnews]

On 04.01.2014 18:34, Fred Smith wrote:
> On Sat, Jan 04, 2014 at 05:42:37PM +0100, Rafnews wrote:
>>     Hi,
>>     after several days of testing upgrading Fedora 19 to fedora 20, i face
>>     the same issue.
>>     whatever Virtual machine i use (Virtualbox or VMware Workstation) the
>>     result is always the same... after upgrading the virtual machine turns
>>     into a black/blank screen and nothing can be done.
>>     it doesn't machine if i install or not virtualbox tools (or vmware
>>     toold) it's the same results.
>>     Here are the basic features of my virtual machine
>>       * 1 CPU / 2cores,
>>       * 4GB RAM
>>       * 128MB Video
>>
>>     to reproduce the issue:
>>     1. launch VMWare Workstation 10 and install Fedora 19 x64 from DVD iso
>>     2. as root, do a yum update to be sure fedora 19 is up to date
>>     3. do a yum install fedup (to get latest version of fedup)
>>     4. do a snapshot for fallback in case of...be sure you will need it
>>     5. do a fedup --network 20
>>     6. reboot after upgrade
>>     7. ==> after booting via grub2, your virtual machine with turn into a
>>     blank screen :(
>>     the same issue with VirtualBox.
>>     after that i tried yum install fedora-release fedora-update but i get
>>     the same result.
>>     So anybody has an idea what is the problem ?
> a wild guess: Did you make sure you had fedup version 0.8? earlier versions
> will apparently leave you with a broken system.
>
>
in fact i did a yum install fedup
and i got the version 0.8.3 as far as i remember.