Quick Fix for ‘Error code: s4002 (Manifest)’ in Plex on Linux

Experiencing the ‘Error code: s4002 (Manifest)’ in Plex when streaming live TV via a web browser, but not on media devices, can be indicative of a browser-specific issue. This problem often arises because Plex and the web browser might lack the necessary codec support, especially for MP4 files. This gap in codec support is partly due to FFmpeg, a key multimedia handling tool, having removed the libmp4v2 library due to licensing conflicts. libmp4v2 was originally part of FFmpeg but was excluded because its MPL (Mozilla Public License) was incompatible with FFmpeg’s LGPL (Lesser General Public License), creating legal challenges.

Debian/Ubuntu
sudo apt-get update && sudo apt-get install ffmpeg libmp4v2-2
Bash
Fedora
sudo dnf install ffmpeg libmp4v2
Bash
CentOS/RHEL (ensure the EPEL repository is enabled first.)
sudo yum install epel-release && sudo yum install ffmpeg libmp4v2
Bash
Arch Linux
sudo pacman -Sy ffmpeg libmp4v2
Bash

After installing these packages, Plex should handle live TV streaming within your browser (PlexWeb.)

Comments

2 responses to “Quick Fix for ‘Error code: s4002 (Manifest)’ in Plex on Linux”

  1. Avatar
    Harlow

    Attempted to correct:
    “Experiencing the ‘Error code: s4002 (Manifest)’ in Plex when streaming live TV via a web browser,”
    but I received this message “Unable to locate package libmp4v2-2”

    1. Dave Merrick

      I’m assuming you’re on a debian-based distro..
      You can run ‘apt search libmp4v2’ to try and determine the name of the current package.
      It may have incremented in version to something like ‘libmp4v2-3’

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