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Re: downgrading a virtualbox guest



On 06/16/2014 03:42 PM, berenger.morel@neutralite.org wrote:
> Hello.
> 
> I made some virtual computers with my desktop computer, which runs a (
> mostly ) Debian testing. Now, I have noticed that even with virtualbox's
> backports, the computer on which I want to finally use them ( I was too
> lazy to want to learn how to correctly create VMs from command-line ) is
> not able to do so ( in backports: 4.3.12-dfsg-2+deb7u3 and in testing:
> 4.3.12-dfsg-1 so I'm quite surprised by this problem. Maybe a wrong
> diagnostic of mine, too...).
> 
> So, I tried to downgrade virtualbox, so that on my computer I could have
> the same version as on my target and create anew the VMs. Problem: the
> interface is completely unusable, it says that the max RAM amount is 0.
> Trying to create the VMs in command-line and then opening the interface,
> still no luck.
> 
> Do anyone have any idea, or will I have to upgrade the distant computer
> to testing ( virtual box depends on a newer libc, so I'm not really fond
> of it )?

Have you tried to move the configuration from the newer VirtualBox out
of the way to get a clean startup? A more radical approach could include
the creation of a new user to try the downgraded version without
potential conflicts with a newer configuration.

HTH
Linux-Fan


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