Can't Detect Credit because of incomplete marker

Plex Media Server
1

Server Version#: 1.112.0.359-0d79a49f
Player Version#:
Detecting Credit dont work anymore on any video. Tried to reboot the server, deactivated and activated the detection, yet it was working on previous versions.

log:

[Req#1a9d/CreditsDetectionManager/Response::fetch/MarkerResponse] incomplete marker attributes

[Req#1a9d/CreditsDetectionManager] BufferingLineReader: failed to read line (error: -1)

[Req#1a9d/CreditsDetectionManager] Job failed: OpenCV(4.5.5-pre) /System/Volumes/Data/data/actions-runner/_work/plex-conan/plex-conan/.conan/data/opencv/4.5.5-9699e2b-33/plex/main/build/f01b37fb0776b407ca2dc9bf61bb0543c9fae8da/opencv-9699e2b48344571ee795fb85ed340fc05706a4e4/modules/dnn/src/tensorflow/tf_io.cpp:42: error: (-2:Unspecified error) FAILED: ReadProtoFromBinaryFile(param_file, param). Failed to parse GraphDef file: …/Library/Application Support/Plex Media Server/Scanners/Credits Detection/model_v1.pb in function ‘ReadTFNetParamsFromBinaryFileOrDie’

[Req#1a9d/CreditsDetectionManager] Credits detection for item 22339 has failed too many times, we will not retry again.

2

an other log:

May 26, 2026 07:27:57.589 [0x16e813000] Debug — [Req#2a6/CreditsDetectionManager] Running credits detection for item 22338
May 26, 2026 07:27:57.589 [0x16e813000] Debug — [Req#2a6/CreditsDetectionManager] Activity: registered new activity 0950190e-1fa1-4f92-b2e9-0de72aebc6ea - "Detecting Credits"
May 26, 2026 07:27:57.720 [0x16e813000] Debug — [Req#2a6/CreditsDetectionManager/JobRunner] Job running: FFMPEG_EXTERNAL_LIBS='xxxx/Library/Application\ Support/Plex\ Media\ Server/Codecs/c75335c-a7cfb6836f3ed63280a7eb83-darwin-aarch64/' X_PLEX_TOKEN=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx "/Applications/Plex Media Server.app/Contents/MacOS/Plex Media Scanner" -C -f "xxxx/Acolyte (the) {imdb-tt12262202}/Acolyte (the) S01E01 (2024) [ENG][FR].mkv" --log-file-suffix " Credits" --creditsTempDataPath /var/folders/hf/chz5j6cj6j9ffrl8gqdpcxrh0000gn/T/PlexCreditsDetection-49946182-1048-4b83-8cf8-9792e3d5dd7c
May 26, 2026 07:27:57.720 [0x16e813000] Debug — [Req#2a6/CreditsDetectionManager/JobRunner] Jobs: Starting child process with pid 4105
May 26, 2026 07:28:12.995 [0x16e813000] Error — [Req#2a6/CreditsDetectionManager] BufferingLineReader: failed to read line (error: -1)
May 26, 2026 07:28:12.995 [0x16e813000] Debug — [Req#2a6/CreditsDetectionManager] Activity: updated activity 0950190e-1fa1-4f92-b2e9-0de72aebc6ea - completed 75.0% - Detecting Credits
May 26, 2026 07:28:12.995 [0x16e813000] Error — [Req#2a6/CreditsDetectionManager] Job failed: OpenCV(4.5.5-pre) /System/Volumes/Data/data/actions-runner/_work/plex-conan/plex-conan/.conan/data/opencv/4.5.5-9699e2b-33/plex/main/build/f01b37fb0776b407ca2dc9bf61bb0543c9fae8da/opencv-9699e2b48344571ee795fb85ed340fc05706a4e4/modules/dnn/src/tensorflow/tf_io.cpp:42: error: (-2:Unspecified error) FAILED: ReadProtoFromBinaryFile(param_file, param). Failed to parse GraphDef file: xxxxxx/Library/Application Support/Plex Media Server/Scanners/Credits Detection/model_v1.pb in function 'ReadTFNetParamsFromBinaryFileOrDie'

May 26, 2026 07:28:12.995 [0x16e813000] Error — [Req#2a6/CreditsDetectionManager] Credits detection for item 22338 has failed too many times, we will not retry again.
May 26, 2026 07:28:12.995 [0x16e813000] Debug — [Req#2a6/CreditsDetectionManager] Completed credits detection for item 22338 (success: 0, failures: 15)
May 26, 2026 07:28:12.995 [0x16e813000] Debug — [Req#2a6/CreditsDetectionManager] Activity: Ended activity 0950190e-1fa1-4f92-b2e9-0de72aebc6ea.
3

I fixed it.

  • Close the server

  • Delete (or rename if you are scared) "

    $HOME/Library/Application Support/Plex Media Server/Scanners/Credits Detection/model_v1.pb

  • Start the server

  • Analyze a file

  • The model_v1.pb will be regenerated (mine was 16 MB, after, it was 96.7 MB)