Not all episodes recorded upon starting a series recording.

General Discussions Plex Features
1
  1. Start a series recording
  2. Search for the series in question
  3. Look at all the episodes in that series
  4. Click the record button
  5. Save the recording
  6. Note that the recording is scheduled at this time
  7. Go to the Recording Schedule
  8. Actual Note that the recording you just tried to re-schedule is not there.
  9. Expected The episode should show up in the recording schedule

2

What does the Plex Media Server log file say after you scheduled the recording?