[mythtv-users] debugging duplicate recordings

[Michael T. Dean]

On 08/21/2015 08:13 AM, Joey Morris wrote:
> Here's where I'm still confused. Is Myth now deciding these are duplicates
> because the subtitles and descriptions match? It shouldn't fall back to the
> subtitles and descriptions, because the episodes have non-generic, matching
> program IDs. Or do you have to set Duplicate Matching to something other than
> "Don't match duplicates" before even the program ID check is enabled? I assume
> this is the case. And OK, it sounds obvious now that I've written it out. In my
> defense, however, this detail is omitted in the recording rule setting, on the
> wiki page, and in Mike Dean's spiel about duplicate matching. From the wiki:
>
>    The program ID is the definitive identifier of an episode. If the current
>    episode described in the listings and a previously-recorded episode both have
>    non-generic program ID's, then only the program ID will be compared to
>    determine if the program is a duplicate. In this case the duplicate-matching
>    method specified by the recording rule will be ignored.
>
> I interpret the "duplicate-matching method specified by the recording rule" to
> mean *any* of the choices for the duplicate matching setting, including "Don't
> match duplicates".

"Don't match duplicates" isn't a duplicate-matching mechanism.  It's an 
explicit disabling of duplicate matching.  Therefore, if 
duplicate-matching is disabled, there is no duplicate-matching mechansim 
specified.

Mike