[mythtv-users] channel [re-]scanning removes callsign and name data

[Simon Hobson]

Brian J. Murrell <brian at interlinx.bc.ca> wrote:

> I had always understood that channel scanning was supposed to be
> idempotent and would not alter the information for channels which
> already exist.
> 
> I just ran a channel scan and have noticed that for a number of
> pre-existing channels the callsign and name have been removed from the
> database.  Not all channels but just some.  Of course this is pretty
> annoying.

From memory, I thought there were options to decide what to do - add extra channels, update existing ones, etc.