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Xaeon's avatar
Xaeon
Copper Contributor
Apr 13, 2022

Error code: FACILITY_VISUALCPP/ERROR_PROC_NOT_FOUND

Since today I am getting this error in Edge Dev (version 102.0.1220.1). The entire browser has become unusable as nothing seems to work at all. All pages return the previously mentioned error, add-ons are crashing, bookmark menu is blank, opening the settings doesnt work, etc.

 

I have tried rebooting my system and uninstalled and reinstalled it, which all didnt help. The normal Edge (version 100.0.1185.36) works normally.

 

Is there a log somewhere that can shed light on the underlying issue?

  • One potential cause we've found for this is for users who have manually installed FFMpeg at some point. Can you see if the file C:\Windows\System32\ffmpeg.dll exists? If it does, try renaming it to something like ffmpeg2.dll and see if that helps. If it does, then you're hitting the known issue.
  • We recently changed the way Edge loads DLLs, and that caused it to mistakenly load this version of ffmpeg instead of the version that normally ships with Edge. Most likely, none of you installed ffmepg like this directly though. Instead, it would have come as part of another application, likely some sort media player or transcoder. Do any of you have software from https://www.mediaplayercodecpack.com/ installed? It's already one culprit we've identified, but it would be helpful to know of any others.
  • One potential cause we've found for this is for users who have manually installed FFMpeg at some point. Can you see if the file C:\Windows\System32\ffmpeg.dll exists? If it does, try renaming it to something like ffmpeg2.dll and see if that helps. If it does, then you're hitting the known issue.
    • mangomasse's avatar
      mangomasse
      Copper Contributor
      I have the same problem but the ffmpeg.dll does not exist in my file. What can I do?
      • AliAmine88's avatar
        AliAmine88
        Copper Contributor

        mangomasse Hi i have same probleme and i don't find the ffmpeg.dll too, so did you find the solution plz?

    • Sabri01's avatar
      Sabri01
      Copper Contributor
      Thanks, this fixed it. To confirm, I'm on Edge Dev Version 102.0.1220.1.
  • MartMcd1's avatar
    MartMcd1
    Copper Contributor
    I have the same, tried reinstalling - same issue
    same error on internal pages e.g. edge://version

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