[FFmpeg-trac] #9329(avformat:new): HLS stream map with subtitles group results in error

[FFmpeg]

#9329: HLS stream map with subtitles group results in error
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             Reporter:  Yash        |                    Owner:  (none)
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:  HLS         |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Changes (by Yash):

 * Attachment "git_head_debug.log" added.

 Debug log
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Ticket URL: <https://trac.ffmpeg.org/ticket/9329>
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