[mythtv-users] How to start MythTV Backend?

Forum forum-da at padaba.de
Thu Nov 21 20:56:58 UTC 2013


Am 21.11.2013 04:57, schrieb Bill Meek:
> On 11/20/2013 03:54 PM, Forum wrote:
> ...
>> One question to user-rights for folders /dev/dvb/adapter0   and 
>> /adapter1?
>> Both folders have following user-rights:
>> /dev/dvb/adapter0 $ ls -l
>> insgesamt 0
>> crw-rw----+ 1 root video 212, 1 Nov 20 15:27 demux0
>> crw-rw----+ 1 root video 212, 2 Nov 20 15:27 dvr0
>> crw-rw----+ 1 root video 212, 0 Nov 20 15:27 frontend0
>> crw-rw----+ 1 root video 212, 3 Nov 20 15:27 net0
>>
>> Should user mythtv also have user-rights for /dev/dvb/adapter0 and 
>> adapter1?
>
> No, at least mine look like:
>
> drwxr-xr-x 2 root root 120 Nov 20 16:33 dvb/adapter0/
> drwxr-xr-x 2 root root 120 Nov 20 16:33 dvb/adapter1/
>


Oh, yes, that's exactly the same.
Sorry, but above, I've meant not the folders but the files inside the 
folders.



> You reported:
>
> > In "Capture Card Setup", the field DVB device is now filled with 
> "/dev/dvb/adapter0/frontend0",
> > but in FrontendID, I still have an error:
> > "Could not get card ... [] Subtype: Unknown error".
>
> 1. When you ran mythtv-setup, were you running the program as user 
> mythtv?
>    If not, you should add yourself to the video group too. But, it's 
> better
>    to run mythtv-setup as the mythtv user.

I just started MythTV Backend (maybe Frontend first). I never had 
changed user (I even don't know how to start mythtv frontend or backend 
as user mythtv).


> 2. Are you sure you loaded the correct version of the firmware? See:
> http://linuxtv.org/wiki/index.php/Linux4Media_cineS2_DVB-S2_Twin_Tuner
lspci -vvvnn
returned [....] Multimedia Controller [18c3:dd00] (rev 01)
and I've installed Firmware 18

$ wgethttp://l4m-daten.de/downloads/firmware/dvb-s2/linux/all/ngene_18.fw
$ sudo cp ngene_18.fw /lib/firmware

The firmware seems to be the right one.

>
> Also, my minor device numbers are different, except net0. I don't
> have the card you do, so I can't say that it's wrong, just different.
>
> crw-rw----+ 1 root video 212, 0 Nov 20 16:33 demux0
> crw-rw----+ 1 root video 212, 1 Nov 20 16:33 dvr0
> crw-rw----+ 1 root video 212, 2 Nov 20 16:33 frontend0
> crw-rw----+ 1 root video 212, 3 Nov 20 16:33 net0
>

Do you think, I would help to delete .mythtv - Folder in Home and then 
to start Mythtv Backend again?

-- Damian --


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