Jellyfin crashes during playback with no evidence in logs

[hugefinfan]

Here is the console dump from Chrome during one of the playback crashes. Firefox is my usual browser, working on that next.

Code:

Requesting url without automatic networking: https://sub.domain.tld/Sessions/Playing/Progress
node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 Sending web socket message: KeepAlive
3node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 Requesting url without automatic networking: https://sub.domain.tld/Sessions/Playing/Progress
node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 Sending web socket message: KeepAlive
3node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 Requesting url without automatic networking: https://sub.domain.tld/Sessions/Playing/Progress
node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 Sending web socket message: KeepAlive
3node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 Requesting url without automatic networking: https://sub.domain.tld/Sessions/Playing/Progress
node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 Sending web socket message: KeepAlive
node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 web socket closed
node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 nulling out web socket
13node_modules.jellyfin-apiclient.bundle.js?b97dd44d32bdbe0d57c7:2 Requesting url without automatic networking: https://sub.domain.tld/Sessions/Playing/Progress

just for fun:

global log during the same crash:

Code:

[2024-10-31 13:05:49.159 -04:00] [INF] [28] Jellyfin.Plugin.PlaybackReporting.EventMonitorEntryPoint: Processing playback tracker : "TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NDsgcnY6MTMxLjApIEdlY2tvLzIwMTAwMTAxIEZpcmVmb3gvMTMxLjB8MTcyOTgxNDY4NDI1MQ11-a910f988efb64f979a4325741fed5d30-c3499a23ec5ee0521b66f7e4b6b0bbae"
[2024-10-31 13:06:07.560 -04:00] [INF] [60] Jellyfin.Plugin.PlaybackReporting.EventMonitorEntryPoint: Processing playback tracker : "TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzExMi4wLjAuMCBTYWZhcmkvNTM3LjM2fDE2ODQ3ODg3ODYxMTE1-a910f988efb64f979a4325741fed5d30-3ccff07ddbf9b15efd659f4fb0617875"
[2024-10-31 13:06:09.189 -04:00] [INF] [28] Jellyfin.Plugin.PlaybackReporting.EventMonitorEntryPoint: Processing playback tracker : "TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NDsgcnY6MTMxLjApIEdlY2tvLzIwMTAwMTAxIEZpcmVmb3gvMTMxLjB8MTcyOTgxNDY4NDI1MQ11-a910f988efb64f979a4325741fed5d30-c3499a23ec5ee0521b66f7e4b6b0bbae"
[2024-10-31 13:06:14.354 -04:00] [WRN] [28] Emby.Server.Implementations.HttpServer.WebSocketConnection: WS "aaa.aaa.aaa.aaa" error receiving data: "The remote party closed the WebSocket connection without completing the close handshake."
[2024-10-31 13:06:14.356 -04:00] [INF] [28] Emby.Server.Implementations.HttpServer.WebSocketManager: WS " aaa.aaa.aaa.aaa " closed

FFMPEG log during the same crash:

Code:

[hls @ 0x562ad0faab80] Opening '/config/transcodes/f4003f1dc40fff92f2e5e6aa765808d0790.mp4' for writing
frame=56982 fps= 63 q=12.0 size=N/A time=00:39:36.24 bitrate=N/A speed=2.62x   
frame=57018 fps= 63 q=14.0 size=N/A time=00:39:37.75 bitrate=N/A speed=2.62x   
[hls @ 0x562ad0faab80] Opening '/config/transcodes/f4003f1dc40fff92f2e5e6aa765808d0791.mp4' for writing
frame=57055 fps= 63 q=14.0 size=N/A time=00:39:39.29 bitrate=N/A speed=2.62x   
frame=57092 fps= 63 q=11.0 size=N/A time=00:39:40.83 bitrate=N/A speed=2.62x   
[hls @ 0x562ad0faab80] Opening '/config/transcodes/f4003f1dc40fff92f2e5e6aa765808d0792.mp4' for writing
frame=57129 fps= 63 q=13.0 size=N/A time=00:39:42.38 bitrate=N/A speed=2.62x   
frame=57166 fps= 63 q=9.0 size=N/A time=00:39:43.92 bitrate=N/A speed=2.62x   
[hls @ 0x562ad0faab80] Opening '/config/transcodes/f4003f1dc40fff92f2e5e6aa765808d0793.mp4' for writing
frame=57202 fps= 63 q=13.0 size=N/A time=00:39:45.42 bitrate=N/A speed=2.62x   
frame=57240 fps= 63 q=16.0 size=N/A time=00:39:47.00 bitrate=N/A speed=2.62x   
[hls @ 0x562ad0faab80] Opening '/config/transcodes/f4003f1dc40fff92f2e5e6aa765808d0794.mp4' for writing
frame=57275 fps= 63 q=22.0 size=N/A time=00:39:48.46 bitrate=N/A speed=2.62x   
frame=57311 fps= 63 q=19.0 size=N/A time=00:39:49.97 bitrate=N/A speed=2.62x   
[hls @ 0x562ad0faab80] Opening '/config/transcodes/f4003f1dc40fff92f2e5e6aa765808d0795.mp4' for writing
[hls @ 0x562ad0faab80] Opening '/config/transcodes/f4003f1dc40fff92f2e5e6aa765808d0796.mp4' for writing
[out#0/hls @ 0x562ad0fb3cc0] video:5606740KiB audio:74743KiB subtitle:0KiB other streams:0KiB global headers:0KiB muxing overhead: unknown
frame=57341 fps= 63 q=26.0 Lsize=N/A time=00:39:51.22 bitrate=N/A speed=2.62x