Dual monitor doesnt work with Additional Driver

[Jared Greenwald]

Did you try using aticonfig?  I haven't used the proprietary ATI
drivers in a long time, but I remember that I had to use that utility
to control the bulk of the config when I was using the non-free
drivers.  HTH

On Thu, May 10, 2012 at 4:01 AM, oxy <oxyopes at googlemail.com> wrote:
> Hi
>
> I have a perfectly working dual-mon syst.
>
> I go to gnome-control-center > Additional Drivers > ATI/AMD
> proprietary graphics driver > Activate ... reboot ...
> and restart with mirrored monitors. Goto
> gnome-control-center > Displays > unclick Mirror monitors and get:
>
>     " The selected configuration for displays could not be applied!
>       required virtual size does not fit available size:
> requested=(2560, 1024),
>       minimum=(320, 200), maximum=(1280, 1280) "
>
> I press [OK] and get:
>
>     " Failed to apply configuration: %s
>       Bus.Error:org.gtk.GDBus.UnmappedGError.
>       Quark._gnome_2drr_2derror_2dquark.Code3:
>       required virtual size does not fit available size:
>       requested=(2560, 1024), minimum=(320, 200), maximum=(1280, 1280) "
>
> Deactivate Add driver, reboot and unmirrored dual mon works again.
> Any help? Thx...
>
> System: Ubu 12.04 64Bit
> Monitors: IIyama prolite E19065 (2x)
> Videocard: Radeon HD 6870
>
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