[mythtv-users] 0.25 upgrade - mythfrontend blank menu-page unless...

Ashu Desai ashu.desai at gmail.com
Thu Apr 19 04:03:16 UTC 2012



On Apr 18, 2012, at 10:28 PM, "Michael T. Dean" <mtdean at thirdcontact.com> wrote:

> On 04/18/2012 10:30 PM, Frank Phillips wrote:
>> On Wed, Apr 18, 2012 at 7:29 PM, Nick Rout wrote:
>> 
>>> On Thu, Apr 19, 2012 at 10:48 AM, Gary Buhrmaster wrote:
>>>> On Wed, Apr 18, 2012 at 22:18, Nick Rout wrote:
>>>> ....
>>>>> Why on earth are you running mythfrontend as root?
>>>> I am not going to defend the practice(*), but depending on
>>>> the distro, setting the permissions on (in particular)
>>>> video and audio devices for access by a non-root user
>>>> used to be a real challenge.  And I am pretty sure you
>>>> can still find references on the 'net that say run as root
>>>> (they may be obsolete references, but your search
>>>> engine results may vary, and put them at the top of
>>>> the list...).  I am certain some packagers used to
>>>> have mythtv run as root (because they could not also
>>>> package the permission changes required).  Perhaps
>>>> some packagers still do.
>>>> 
>>>> Note that changing to a non-root user after running
>>>> as root is usually a challenging task.  Too many
>>>> (obscure) files now have the wrong ownership or
>>>> wrong permissions.
>>>> 
>>>> Gary
>>>> 
>>>> (*) I have never run mythtv as root.  I do not recommend
>>>> it.  I strongly discourage it.  But, your system, your
>>>> rules.
>>> Those arguments seem to relate mainly to the backend, and yes some
>>> distros certainly run the BE as root. I see no corresponding need for
>>> the frontend.
>>> 
>>> I wonder whether something obscure is preventing theme from working
>>> properly when run as root?
>>> 
>>> 
>> Can someone explain how he is in a root shell and the frontend is running
>> with a Microsoft GDI renderer?
> 
> Likely a VM--which is also likely the problem (having a broken video driver and/or broken access to the video card due to the VM).
> 
> That said, the OP should go into mythfrontend Utilities/Setup and under Appearance, change the setting:
> 
> Paint engine
> This selects what MythTV uses to draw. Choosing 'Auto' is recommended, unless running on systems with broken OpenGL implementations (broken hardware or drivers or windowing systems) where only Qt works.
> 
> to Qt--since he's running on a system with broken drivers.
> 
> Mike
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I m running a zotac atom. I got the logs via xming. How do I confirm if I have broken drivers? If so what can I do to correct?

Ash


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