ValueError: zero length field name in format

[Toni Ruottu]

twruottu@eb84-3:~$ ~/kunquat/bin/kunquat-player ~/kunquat/share/doc/kunquat/examples/example.kqt.bz2
Playing /home/twruottu/kunquat/share/doc/kunquat/examples/example.kqt.bz2
Traceback (most recent call last):
  File "/home/twruottu/kunquat/bin/kunquat-player", line 573, in <module>
    main()
  File "/home/twruottu/kunquat/bin/kunquat-player", line 363, in main
    play_all(options, paths)
  File "/home/twruottu/kunquat/bin/kunquat-player", line 277, in play_all
    action = play(options, file_name, pa_handle, key_handler, list_pos)
  File "/home/twruottu/kunquat/bin/kunquat-player", line 155, in play
    print_meta(meta)
  File "/home/twruottu/kunquat/bin/kunquat-player", line 91, in print_meta
    fields.extend(['Author{}:'.format(s)])
ValueError: zero length field name in format

twruottu@eb84-3:~$ ~/kunquat/bin/kunquat-export ~/kunquat/share/doc/kunquat/examples/example.kqt.bz2
Traceback (most recent call last):
  File "/home/twruottu/kunquat/bin/kunquat-export", line 359, in <module>
    main()
  File "/home/twruottu/kunquat/bin/kunquat-export", line 275, in main
    export_all(options, paths)
  File "/home/twruottu/kunquat/bin/kunquat-export", line 127, in export_all
    export(path, out_path, options)
  File "/home/twruottu/kunquat/bin/kunquat-export", line 61, in export
    print('Exporting {} to {}'.format(in_path, out_path))
ValueError: zero length field name in format