[vbox-dev] VirutalBox XPCOM interface as root

Maxime Dor max at kamax.io
Fri Apr 22 10:34:19 GMT 2016


The VBoxSVC.log file is located in ~/.config/VirtualBox

On 21/04/16 18:16, Rudolfs Bundulis wrote:
> Hi Klaus,
>
> Where do I look for VBoxSVC.log on Linux? And do I have to set any 
> environment variables? Sadly I was used to Windows, but now I need to 
> port my custom framebuffer stuff to Linux.
> ------------------------------------------------------------------------
> From: Klaus Espenlaub <mailto:klaus.espenlaub at oracle.com>
> Sent: ‎21/‎04/‎2016 18:15
> To: vbox-dev at virtualbox.org <mailto:vbox-dev at virtualbox.org>
> Subject: Re: [vbox-dev] VirutalBox XPCOM interface as root
>
> Hi Rūdolfs,
>
> On 20.04.2016 10:54, Rūdolfs Bundulis wrote:
> > Hi,
> >
> > I encountered errors when trying to instantiate the VirtualBox interface
> > through XPCOM on Ubuntu running as root - the CreateInstanceByContractID
> > call always gives back 0x80004005 (NS_ERROR). On the other hand running
> > the xpcom sample as non-root works fine. Sadly I currently can't launch
> > my code as non root (but I'll try fixing that). Is that simply a known
> > limitation that root cannot connect to the service or is there smth I am
> > missing?
>
> Not a known issue. VirtualBox works just fine for me as root (I'm not
> using Ubuntu, though).
>
> Anything in VBoxSVC.log which would give hints?
>
> Klaus
> >
> > Best Regards,
> > Rudolfs Bundulis.
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