Not really sure. Could be many factors, including a late change in the guide data.
Also, even though there are no other recordings taking place at the time of these failed recordings, what about before or after? Are there any padded recordings prior to this or recordings scheduled to start a minute or two earlier, this can result in a conflict. What about the failed recording, is it padded in any way?
Also, even though there are no other recordings taking place at the time of these failed recordings, what about before or after? Are there any padded recordings prior to this or recordings scheduled to start a minute or two earlier, this can result in a conflict. What about the failed recording, is it padded in any way?