That’s the app failing.
The server is fine.
Aug 26, 2025 15:49:55.737 [126316170922808] DEBUG - [Req#14d/Transcode/34ec83dd-1fbc-4fea-bc45-c7e23602c428] [FFMPEG] - Created surface 0.
Aug 26, 2025 15:49:55.737 [126316170922808] DEBUG - [Req#14d/Transcode/34ec83dd-1fbc-4fea-bc45-c7e23602c428] [FFMPEG] - Direct mapping possible.
Aug 26, 2025 15:49:55.738 [126316170922808] INFO - [Req#14d/Transcode/34ec83dd-1fbc-4fea-bc45-c7e23602c428] Preparing driver imd for GPU Intel CoffeeLake-S GT2 [UHD Graphics P630]
Aug 26, 2025 15:49:55.738 [126316170922808] DEBUG - [Req#14d/Transcode/34ec83dd-1fbc-4fea-bc45-c7e23602c428/DriverDL/imd] Skipping download; already exists
Aug 26, 2025 15:49:55.738 [126316170922808] DEBUG - [Req#14d/Transcode/34ec83dd-1fbc-4fea-bc45-c7e23602c428] TPU: hardware transcoding: final decoder: vaapi, final encoder: vaapi
Aug 26, 2025 15:49:55.738 [126316170922808] DEBUG - [Req#14d/Transcode/34ec83dd-1fbc-4fea-bc45-c7e23602c428/JobRunner] Job running: FFMPEG_EXTERNAL_LIBS='/var/lib/plexmediaserver/Library/Application\ Support/Plex\ Media\ Server/Codecs/46f74ab-560174306fe167a5978a79dd-linux-x86_64/' LIBVA_DRIVERS_PATH="/var/lib/plexmediaserver/Library/Application Support/Plex Media Server/Cache/va-dri-linux-x86_64" X_PLEX_TOKEN=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx "/usr/lib/plexmediaserver/Plex Transcoder" -codec:0 h264 -hwaccel:0 vaapi -hwaccel_fallback_threshold:0 10 -hwaccel_output_format:0 vaapi -hwaccel_device:0 vaapi -extra_hw_frames 0 -codec:1 ac3 -analyzeduration 20000000 -probesize 20000000 -i "/mnt/thailand/movies/The Beach (2000)/The Beach (2000) {imdb-tt0163978} [Remux-1080p][AC3 5.1][AVC]-KRaLiMaRKo.mkv" -filter_complex "[0:0]hwupload[0];[0]scale_vaapi=w=1280:h=720:format=nv12[1];[1]hwupload[2]" -map "[2]" -metadata:s:0 language=eng -codec:0 h264_vaapi -b:0 3157k -maxrate:0 3157k -bufsize:0 6314k -r:0 23.975999999999999 -force_key_frames:0 "expr:gte(t,n_forced*3)" -filter_complex "[0:1] aresample=async=1:ochl='5.1':rematrix_maxval=0.000000dB:osr=48000[3]" -map "[3]" -metadata:s:1 language=eng -codec:1 libopus -b:1 336k -segment_format matroska -f ssegment -individual_header_trailer 0 -flags +global_header -segment_header_filename header -segment_time 3 -segment_start_number 0 -segment_copyts 1 -segment_time_delta 0.0625 -segment_list "http://127.0.0.1:32400/video/:/transcode/session/34ec83dd-1fbc-4fea-bc45-c7e23602c428/3d2e6eb7-ad2b-468c-b55b-79cd7ceeb32a/manifest?X-Plex-Http-Pipeline=infinite" -segment_list_type csv -segment_list_size 5 -segment_list_separate_stream_times 1 -segment_list_unfinished 1 -segment_format_options strip_dovi=1:output_ts_offset=10 -max_delay 5000000 -avoid_negative_ts disabled -map_metadata:g -1 -map_metadata:c -1 -map_chapters -1 "media-%05d.ts" -start_at_zero -copyts -vsync cfr -init_hw_device vaapi=vaapi:/dev/dri/renderD128,driver=iHD -filter_hw_device vaapi -y -nostats -loglevel quiet -loglevel_plex error -progressurl http://127.0.0.1:32400/video/:/transcode/session/34ec83dd-1fbc-4fea-bc45-c7e23602c428/3d2e6eb7-ad2b-468c-b55b-79cd7ceeb32a/progress
Aug 26, 2025 15:49:55.738 [126316170922808] DEBUG - [Req#14d/Transcode/34ec83dd-1fbc-4fea-bc45-c7e23602c428/JobRunner] In directory: "/tmp/Transcode/Transcode/Sessions/plex-transcode-34ec83dd-1fbc-4fea-bc45-c7e23602c428-3d2e6eb7-ad2b-468c
Here you can see the phone coming in and failing because the connection was too slow.
Aug 26, 2025 15:49:56.655 [126316170922808] DEBUG - [Req#14b] [Now] User is sholnay (ID: 1)
Aug 26, 2025 15:49:56.655 [126316170922808] DEBUG - [Req#14b] [Now] Device is iOS (iPhone).
Aug 26, 2025 15:49:56.655 [126316170922808] DEBUG - [Req#14b] [Now] Profile is Generic
Aug 26, 2025 15:49:56.655 [126316170922808] DEBUG - [Req#14b] [Now] Updated play state for /library/metadata/104461.
Aug 26, 2025 15:49:56.655 [126316170922808] DEBUG - [Req#14b] Statistics: (BDB3E002-68AD-40EE-A452-5EBA4A6BD605) Reporting active playback in state 1 of type 1 (scrobble: 0) for account 1
Aug 26, 2025 15:49:56.656 [126316208991032] DEBUG - Completed: [192.168.1.103:58165] 200 GET /:/timeline?key=%2Flibrary%2Fmetadata%2F104461&ratingKey=104461&playQueueItemID=488968&duration=7144136&time=0&playbackTime=17429&hasMDE=1&context=home%3Ahub.movie.recentlyadded&row=2&col=9&state=paused (16 live) #14b TLS GZIP 1ms 759 bytes (pipelined: 15)
Aug 26, 2025 15:49:57.015 [126316170922808] DEBUG - Request: [192.168.1.210:51580 (Subnet)] GET /status/sessions (17 live) #16c GZIP Signed-in Token (sholnay)
Aug 26, 2025 15:49:57.015 [126316170922808] DEBUG - [Req#16c] [Now] Adding 1 sessions.
Aug 26, 2025 15:49:57.019 [126316211100472] DEBUG - Completed: [192.168.1.210:51580] 200 GET /status/sessions (17 live) #16c GZIP 4ms 4833 bytes (pipelined: 1)
Aug 26, 2025 15:49:59.882 [126316208991032] DEBUG - Sending data was too slow, timed out.
Aug 26, 2025 15:49:59.882 [126316208991032] DEBUG - Completed after connection close: [192.168.1.103:58168] 200 (13 live) #ed TLS 20609ms 0 bytes (pipelined: 2)
Aug 26, 2025 15:50:00.057 [126316175166264] DEBUG - Request: [192.168.1.210:51600 (Subnet)] GET /library/sections (13 live) #176 TLS GZIP Signed-in Token (sholnay)
Aug 26, 2025 15:50:00.057 [126316208991032] DEBUG - Completed: [192.168.1.210:51600] 200 GET /library/sections (13 live) #176 TLS GZIP 0ms 804 bytes (pipelined: 1)
Aug 26, 2025 15:50:00.060 [126316170922808] DEBUG - Request: [192.168.1.210:51600 (Subnet)] GET /library/sections/1/all?type=1&sort=addedAt%3Adesc&addedAt%3E%3E=1756247701 (13 live) #17e TLS Page 0-499 GZIP Signed-in Token (sholnay)
Aug 26, 2025 15:50:00.061 [126316170922808] DEBUG - [Req#17e] Setting container serialization range to [0, 499] (total=-1)
Aug 26, 2025 15:50:00.062 [126316211100472] DEBUG - Completed: [192.168.1.210:51600] 200 GET /library/sections/1/all?type=1&sort=addedAt%3Adesc&addedAt%3E%3E=1756247701 (13 live) #17e TLS GZIP Page 0-499 2ms 661 bytes (pipelined: 2)
Aug 26, 2025 15:50:00.065 [126316175166264] DEBUG - Request: [192.168.1.210:51600 (Subnet)] GET /library/sections/3/all?type=4&sort=addedAt%3Adesc&addedAt%3E%3E=1756247701 (13 live) #17f TLS Page 0-499 GZIP Signed-in Token (sholnay)
Aug 26, 2025 15:50:00.065 [126316175166264] DEBUG - [Req#17f] Setting container serialization range to [0, 499] (total=-1)
Aug 26, 2025 15:50:00.115 [126316208991032] DEBUG - Completed: [192.168.1.210:51600] 200 GET /library/sections/3/all?type=4&sort=addedAt%3Adesc&addedAt%3E%3E=1756247701 (13 live) #17f TLS GZIP Page 0-499 49ms 673 bytes (pipelined: 3)
Aug 26, 2025 15:50:06.099 [126316175166264] DEBUG - Request: [192.168.1.103:58165 (Subnet)] GET /:/timeline?key=%2Flibrary%2Fmetadata%2F104461&ratingKey=104461&playQueueItemID=488968&duration=7144136&time=0&playbackTime=26885&hasMDE=1&context=home%3Ahub.movie.recentlyadded&row=2&col=9&state=stopped (9 live) #175 TLS GZIP Signed-in Token (sholnay)
Aug 26, 2025 15:50:06.099 [126316175166264] DEBUG - [Req#175] Client [BDB3E002-68AD-40EE-A452-5EBA4A6BD605] reporting timeline state stopped, progress of 0/7144136ms for guid=, playbackTime=26885ms ratingKey=104461 url=, key=/library/metadata/104461, containerKey=, metadataId=104461, source=
Aug 26, 2025 15:50:06.143 [126316175166264] DEBUG - [Req#175] [Now] User is sholnay (ID: 1)
Aug 26, 2025 15:50:06.143 [126316175166264] DEBUG - [Req#175] [Now] Device is iOS (iPhone).
Aug 26, 2025 15:50:06.143 [126316175166264] DEBUG - [Req#175] [Now] Profile is Generic
Aug 26, 2025 15:50:06.143 [126316175166264] DEBUG - [Req#175] [Now] Updated play state for /library/metadata/104461.
Aug 26, 2025 15:50:06.144 [126316175166264] DEBUG - [Req#175] Statistics: (BDB3E002-68AD-40EE-A452-5EBA4A6BD605) Reporting active playback in state 3 of type 1 (scrobble: 0) for account 1
Aug 26, 2025 15:50:06.144 [126316175166264] DEBUG - [Req#175] Streaming Resource: Terminating session 0x72e2429b4cb8:BDB3E002-68AD-40EE-A452-5EBA4A6BD605 which is using transcoder slot. Used slots is now 0
Aug 26, 2025 15:50:06.144 [126316175166264] DEBUG - [Req#175] Streaming Resource: Terminated session 0x72e2429b4cb8:BDB3E002-68AD-40EE-A452-5EBA4A6BD605 with reason Client stopped playback.
Aug 26, 2025 15:50:06.144 [126316175166264] DEBUG - [Req#175] Streaming Resource: Removing session 0x72e2429b4cb8:BDB3E002-68AD-40EE-A452-5EBA4A6BD605
Aug 26, 2025 15:50:06.145 [126316208991032] DEBUG - Completed: [192.168.1.103:58165] 200 GET /:/timeline
In the app quality, turn down the bitrate and retry.