4k29.97 playback issue

Hey all,

On a Vero4K+ when trying to playback multiple different 4K29.97 videos I get similar output to the below. Kodi keeps playing but the TV says no signal.

The vero is plugged into a Denon 4500H amp that’s plugged into a Samsung Q9FN - the amp’s videon “in” information which usually shows the details of what the vero is pushing is oddly blank - I’m pretty confident that everything in the pipeline supports 4K29.97 playback!

(4K24 works totally fine)

Any ideas of what I could poke to get this working would be greatly appreciated!

2020-04-01 20:13:55.579 T:2641240800 INFO: ffmpeg[9D6E22E0]: Metadata:
2020-04-01 20:13:55.579 T:2641240800 INFO: ffmpeg[9D6E22E0]: encoder : libebml v1.3.10 + libmatroska v1.5.2
2020-04-01 20:13:55.579 T:2641240800 INFO: ffmpeg[9D6E22E0]: creation_time : 2020-03-10T21:47:04.000000Z
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: Duration: 00:50:07.56, start: 0.000000, bitrate: 18678 kb/s
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: Stream #0:0: Video: h264 (Main), yuv420p(progressive), 3840x2160 [SAR 1:1 DAR 16:9], 29.97 fps, 29.97 tbr, 1k tbn, 59.94 tbc (default)
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: Metadata:
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: BPS-eng : 18486464
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: DURATION-eng : 00:50:07.504000000
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: NUMBER_OF_FRAMES-eng: 90135
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: NUMBER_OF_BYTES-eng: 6949764352
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: _STATISTICS_WRITING_APP-eng: mkvmerge v44.0.0 (‘Domino’) 64-bit
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: _STATISTICS_WRITING_DATE_UTC-eng: 2020-03-10 21:47:04
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
2020-04-01 20:13:55.580 T:2641240800 INFO: ffmpeg[9D6E22E0]: Stream #0:1: Audio: aac (LC), 44100 Hz, stereo, fltp (default)
2020-04-01 20:13:55.581 T:2641240800 INFO: ffmpeg[9D6E22E0]: Metadata:
2020-04-01 20:13:55.581 T:2641240800 INFO: ffmpeg[9D6E22E0]: BPS-eng : 189588
2020-04-01 20:13:55.581 T:2641240800 INFO: ffmpeg[9D6E22E0]: DURATION-eng : 00:50:07.564000000
2020-04-01 20:13:55.581 T:2641240800 INFO: ffmpeg[9D6E22E0]: NUMBER_OF_FRAMES-eng: 129525
2020-04-01 20:13:55.581 T:2641240800 INFO: ffmpeg[9D6E22E0]: NUMBER_OF_BYTES-eng: 71274877
2020-04-01 20:13:55.581 T:2641240800 INFO: ffmpeg[9D6E22E0]: _STATISTICS_WRITING_APP-eng: mkvmerge v44.0.0 (‘Domino’) 64-bit
2020-04-01 20:13:55.581 T:2641240800 INFO: ffmpeg[9D6E22E0]: _STATISTICS_WRITING_DATE_UTC-eng: 2020-03-10 21:47:04
2020-04-01 20:13:55.581 T:2641240800 INFO: ffmpeg[9D6E22E0]: _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
2020-04-01 20:13:55.581 T:2641240800 DEBUG: CDVDDemuxFFmpeg::AddStream ID: 0
2020-04-01 20:13:55.581 T:2641240800 DEBUG: CDVDDemuxFFmpeg::AddStream ID: 1
2020-04-01 20:13:55.582 T:2641240800 DEBUG: CDVDInputStreamFile::SetReadRate - set cache throttle rate to 2568303 bytes per second
2020-04-01 20:13:55.582 T:2641240800 NOTICE: Opening stream: 0 source: 256
2020-04-01 20:13:55.582 T:2641240800 NOTICE: Whitelist search for: width: 3840, height: 2160, fps: 29.970, 3D: false
2020-04-01 20:13:55.582 T:2641240800 DEBUG: Whitelist is empty using default one
2020-04-01 20:13:55.583 T:2641240800 DEBUG: Trying to find exact refresh rate
2020-04-01 20:13:55.584 T:2641240800 DEBUG: No exact whitelisted resolution matched, trying double refresh rate
2020-04-01 20:13:55.584 T:2641240800 DEBUG: Matched fuzzy whitelisted Resolution 3840x2160 @ 59.94 - Full Screen (41)
2020-04-01 20:13:55.584 T:2641240800 NOTICE: Display resolution ADJUST : 3840x2160 @ 59.94 - Full Screen (41) (weight: 0.000)
2020-04-01 20:13:55.852 T:4064772096 NOTICE: VideoPlayer: OnLostDisplay received

We need complete logs please, not just snippets. Also please use paste.osmc.io instead of posting terminal output directly to the forum.

Try setting 422 output in settings - Display.