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MP4 videos fail to play

  • 8 replies
  • 1 has this problem
  • 3 views
  • Last reply by sprain5494

sprain5494
sprain5494
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MP4 videos fail to play with the following error messages:

  1. No video with supported format and MIME type found.
  2. Video can't be played because the file is corrupt.
  3. NS_ERROR_DOM_MEDIA_FATAL_ERR (0x806e0005)
  4. Error no decoder found for audio/mp4a-latm

example video #1 on https://tekeye.uk/html/html5-video-test-page

other notes:

  • issue began a 1-2 weeks ago
  • issue does not exist on chrome browser
  • MP4 videos can be downloaded and played successfully in applications other than firefox
  • other video formats play successfully in firefox
  • issue persists in troubleshoot mode
  • issue persists with hardware acceleration on/off
  • issue persists with tracking protection on/off
  • media.mp4.enabled is set to true
MP4 videos fail to play with the following error messages: # No video with supported format and MIME type found. # Video can't be played because the file is corrupt. # NS_ERROR_DOM_MEDIA_FATAL_ERR (0x806e0005) # Error no decoder found for audio/mp4a-latm example video #1 on [https://tekeye.uk/html/html5-video-test-page https://tekeye.uk/html/html5-video-test-page] other notes: * issue began a 1-2 weeks ago * issue does not exist on chrome browser * MP4 videos can be downloaded and played successfully in applications other than firefox * other video formats play successfully in firefox * issue persists in troubleshoot mode * issue persists with hardware acceleration on/off * issue persists with tracking protection on/off * media.mp4.enabled is set to true

All Replies (8)

jonzn4SUSE
jonzn4SUSE
  • Top 10 Contributor
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It works for me. see screenshot Desktop or laptop Manufacture and Model?


Edition Windows 11 Pro Insider Preview Version 22H2 Installed on ‎30-‎Sep-‎22 OS build 25211.1010 Experience Windows Feature Experience Pack 1000.25211.1010.0

sprain5494
sprain5494 Question owner
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jonzn4SUSE said
Desktop or laptop

desktop


jonzn4SUSE said
Manufacture and Model?

i built

sprain5494
sprain5494 Question owner
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issue persists with new profile

Modified by sprain5494

sprain5494
sprain5494 Question owner
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more notes:

  1. issue exists in 105.0
  2. video plays in 104.0.2, but not audio

Modified by sprain5494

jonzn4SUSE
jonzn4SUSE
  • Top 10 Contributor
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Can you update to the current version and see what happens? It works for me in Win7. see screenshot

jonzn4SUSE
jonzn4SUSE
  • Top 10 Contributor
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Did you test in Safe Mode?

sprain5494
sprain5494 Question owner
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jonzn4SUSE said
Can you update to the current version and see what happens?

issue persists in 106.0.1

sprain5494
sprain5494 Question owner
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jonzn4SUSE said
Did you test in Safe Mode?

issue persists in safe mode