S_HDMV/PGS: Failed to merge audio/subtitles with output video

[0rsa]

Flowframes 1.40.0

Hello,

I lost a 4 hours encoding at the end during the subtitles processing. You can find below the error messsage:

• [00044055] [08-14-2023 18:50:00]: Subtitles are supported by MP4
• [00044072] [08-14-2023 18:50:00]: Canceled.
• [00044078] [08-14-2023 18:50:00]: SetWorking(False)
• [00044080] [08-14-2023 18:50:00]: [UI] Canceled interpolation.
• [00044081] [08-14-2023 18:50:00]: MessageBox: Canceled: Error: Subtitle encoding currently only possible from text to text or bitmap to bitmapError initializing output stream 0:5 -- You cannot encode image-based subtitles into text-based subtitles. Please use the Copy Subtitles option instead, with a compatible container. (Message)
• [00044082] [08-14-2023 18:50:00]: [UI] Failed to merge audio/subtitles with output video!
• [00044084] [08-14-2023 18:50:00]: MergeAudio() Exception: File 'vid.mp4' not found.

Mediainfo about the subtitles :

• CodecID: S_HDMV/PGS
• CodecID/Info: Picture based subtitle format used on BDs/HD-DVDs