image grabber not working for short videos

[robbie1407]

hi there, thanks for the quick reply.
i upgraded to the same version as yourself and retried adding the videos. here is the log...

[2023-11-22 01:24:10.866 +00:00] [INF] [30] MediaBrowser.MediaEncoding.Encoder.MediaEncoder: Killing ffmpeg process
[2023-11-22 01:24:10.831 +00:00] [INF] [32] MediaBrowser.MediaEncoding.Encoder.MediaEncoder: Killing ffmpeg process
[2023-11-22 01:24:11.142 +00:00] [ERR] [30] MediaBrowser.MediaEncoding.Encoder.MediaEncoder: ffmpeg image extraction failed for "file:\"/volume1/Family/IMG_1355.MOV\""
[2023-11-22 01:24:11.142 +00:00] [ERR] [32] MediaBrowser.MediaEncoding.Encoder.MediaEncoder: ffmpeg image extraction failed for "file:\"/volume1/Family/IMG_1147.MOV\""
[2023-11-22 01:24:11.558 +00:00] [ERR] [30] MediaBrowser.MediaEncoding.Encoder.MediaEncoder: I-frame image extraction failed, will attempt standard way. Input: "file:\"/volume1/Family/IMG_1355.MOV\""
MediaBrowser.Common.FfmpegException: ffmpeg image extraction failed for file:"/volume1/Family/IMG_1355.MOV"
at MediaBrowser.MediaEncoding.Encoder.MediaEncoder.ExtractImageInternal(String inputPath, String container, MediaStream videoStream, Nullable1 imageStreamIndex, Nullable1 threedFormat, Nullable1 offset, Boolean useIFrame, Nullable1 targetFormat, CancellationToken cancellationToken)
at MediaBrowser.MediaEncoding.Encoder.MediaEncoder.ExtractImage(String inputFile, String container, MediaStream videoStream, Nullable1 imageStreamIndex, MediaSourceInfo mediaSource, Boolean isAudio, Nullable1 threedFormat, Nullable1 offset, Nullable1 targetFormat, CancellationToken cancellationToken)
[2023-11-22 01:24:11.576 +00:00] [ERR] [32] MediaBrowser.MediaEncoding.Encoder.MediaEncoder: I-frame image extraction failed, will attempt standard way. Input: "file:\"/volume1/Family/IMG_1147.MOV\""
MediaBrowser.Common.FfmpegException: ffmpeg image extraction failed for file:"/volume1/Family/IMG_1147.MOV"
at MediaBrowser.MediaEncoding.Encoder.MediaEncoder.ExtractImageInternal(String inputPath, String container, MediaStream videoStream, Nullable1 imageStreamIndex, Nullable1 threedFormat, Nullable1 offset, Boolean useIFrame, Nullable1 targetFormat, CancellationToken cancellationToken)
at MediaBrowser.MediaEncoding.Encoder.MediaEncoder.ExtractImage(String inputFile, String container, MediaStream videoStream, Nullable1 imageStreamIndex, MediaSourceInfo mediaSource, Boolean isAudio, Nullable1 threedFormat, Nullable1 offset, Nullable1 targetFormat, CancellationToken cancellationToken)

thanks

robbie