[mythtvnz] Mythbuntu card installed but not recording

[Nick Rout]

On Tue, Sep 30, 2008 at 10:30 PM, Brendan Gray <bpgray at gmail.com> wrote:
> I'm new to this, so pls be gentle :)
> I took the plunge and installed Mythuntu on a spare PC I had laying around.
> I took advice and installed a Technotrend S-1401 DVB-S Card. Mythtv picked
> up the card fine, I went through and tweaked the LNB settings, etc.
> I ran the tv_grab_nz-py mini howto
>  - http://www.gossamer-threads.com/lists/mythtv/mythtvnz/290834
> I followed the "Configuring a DVB-S
> Card" here - http://pvr.geek.nz/w/index.php/MythTV_DVB-S
> So I have the channels listed ok, and can browse the programme guide, setup
> records, etc.
> However when I go into Watch LiveTV or try to watch recorded programmes
> nothing comes up, the screen kinda goes black, then goes back to the main
> Mythtv menu?
> Any idea's, or general directions to head in?
> I also have 2 other SATA drives in the PC, but cannot get Mythtv to pick
> these up/recognise them. Ideally I want to have them formatted so my other
> Mac & Window machines can see them as well and use them as backup drives
> over the network?
> Cheers
> [update] Steve over at Geekzone forums kindly pointed me in this direction
> with the following other lead;
> "Second you need to check that your Transport streams are correct. There
> appears to be an issue where the channel scanner can sometimes invert the
> values for a given multiplex, so make sure the polarity is H. "
> I've gone in & checked the polarity is indeed H. Changed from Auto, to On,
> then Off to see if any of those worked?
> When exiting out of the Mythtvsetup config, i get an error message;
> Cannot creat a file //.test - directory is not writable.
> Do you want to fix these problems?
> I hit Yes please, screen goes blank then goes back to the Myth Config
> screen. I exit, come back to this same cannot screen. So then I choose No, I
> know what I'm doing. It exits, but obviously there is something wrong here?

looks like the directory you have set to hold recordings is not
writable by the process you are running mythbackend as.

In mythsetup, what do you have set under storage groups?

what are the permissions on that directory?