Broken session going from Ardour 6.x to 8.12

Session is originally from Ardour 6.x, I’m working with 8.12 now. I wanted to go back and redo the mix for this session but not completely from scratch. Was working fine until I ran out of hard drive space, had to do some clearing, and now it’s complaining about files not being loadable which leads to session crashing on loadup. Annoying because they’re all sources I’m not even using.

Anyway, the affected session is here:

Errors log:

  1. ERROR: Found a sound file that cannot be used by Ardour. Talk to the programmers.

  2. ERROR: Session: cannot create Source from XML description.

  3. ERROR: Found a sound file that cannot be used by Ardour. Talk to the programmers.

  4. ERROR: Session: cannot create Source from XML description.

  5. ERROR: Found a sound file that cannot be used by Ardour. Talk to the programmers.

  6. ERROR: Session: cannot create Source from XML description.

  7. ERROR: Found a sound file that cannot be used by Ardour. Talk to the programmers.

  8. ERROR: Session: cannot create Source from XML description.

  9. ERROR: Found a sound file that cannot be used by Ardour. Talk to the programmers.

  10. ERROR: Session: cannot create Source from XML description.

  11. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1925734

  12. ERROR: Session: cannot create Region from XML description. Can not load state for region ‘Selection-1’

  13. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1925734

  14. ERROR: Session: cannot create Region from XML description. Can not load state for region ‘Selection-1.1’

  15. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1926036

  16. ERROR: Session: cannot create Region from XML description. Can not load state for region ‘media-841c868d-1’

  17. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1926036

  18. ERROR: Session: cannot create Region from XML description. Can not load state for region ‘media-841c868d-1.1’

  19. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1926394

  20. ERROR: Session: cannot create Region from XML description. Can not load state for region ‘Export_Lead+Vocal+L-1’

  21. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1926394

  22. ERROR: Session: cannot create Region from XML description. Can not load state for region ‘Export_Lead+Vocal+L-1.1’

  23. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1976253

  24. ERROR: Session: cannot create Region from XML description. Can not load state for region ‘Take131_MDA Piano-3’

  25. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1976253

  26. ERROR: Session: cannot create Region from XML description. Can not load state for region ‘Take131_MDA Piano-3.3’

  27. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1979183

  28. ERROR: Session: cannot create Region from XML description. Can not load state for region ‘Take133_MDA Piano-1’

  29. ERROR: Session: XMLNode describing a MidiRegion references an unknown source id =1976253

  30. ERROR: Playlist: cannot create region from XML

  31. ERROR: Session: cannot create Playlist from XML description.

  32. ERROR: Session: failed to load active playlists

  33. ERROR: Could not set session state from XML

Solved interactively after discussion on IRC.

The solution was to delete zero size files in the interchange/* folders (which were caused since the disk was full).

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