[mythtv-users] Myth cannot find tuner after reboot

Michael T. Dean mtdean at thirdcontact.com
Tue Apr 29 19:51:58 UTC 2008

On 04/29/2008 03:38 PM, Ian Hodgson wrote:
> I have been using MythTV 0.20.20070821 on Ubuntu v7.04 for the last 6 
> months without any problems. Last weekend, I shut my machine down in 
> preparation for a weekend decorating session.
> Decorating done, I switched the machine back on this evening only to 
> find that Myth cannot find the TV card. I have tried the various tests 
> that I used when setting up the machine and have verified that the card 
> is working. I started the MythTV back end set-up program and noticed 
> that there were no Capture Cards listed.


>  I reinstalled my card, but 
> without success; MythTV no longer stores the card data that I add. A 
> little Googleification points to a corrupted database and a reinstall as 
> the solution.
> This may be a good time to update to 0.21, but I have some questions 
> about maintaining the data in my current configuration. Whilst the 
> recording schedules are not so important, I would like to keep the 
> recorded programs after the update so finally to the question; what do I 
> need to do to fix my database and install the updated release whilst 
> still being able to access my existing MythTV recorded files.
> I should add that I am not experienced with mySQL so I would appreciate 
> a pretty detailed rely.

backup with: http://mythtv.org/docs/mythtv-HOWTO-23.html#ss23.5
upgrade MythTV, run mc.sql ( 
http://mythtv.org/docs/mythtv-HOWTO-6.html#ss6.2 ), then run 
mythtv-setup, then restore your programs, etc. with 


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