Dave H wrote:
> Before reinstalling, or indeed changing, anything, I would try to find out what is wrong.
>
> Paul, how familiar are you with linux? Since mythtv worked, your drivers presumably work. (You haven't updated the kernel since?) So the first thing to do is check what Tvheadend is logging. There are some options, but on my (openSUSE) system it logs to /var/log/messages, so something like:
>
> [...]
>
> should show you all the logging it has produced. The first messages should show any problems at startup. Post here if you need help interpreting.
The snap more than likely doesn't have permission to access the dvb device, or another process has exclusive lock.
I recommended using the PPA because the snap is an old version, and is dependant on whoever made the snap for updates, it also has no source that I can find.