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getting error massage in youtube while open video clips Error: BVDCORE.videoFormats is undefined


Error: BVDCORE.videoFormats is undefined massage appear in youtube while opening any video clips

Additional System Details

Sites Affected


Installed Plug-ins

  • Google Talk Plugin Video Accelerator version:
  • Version
  • npdivxplayerplugin
  • RealPlayer(tm) LiveConnect-Enabled Plug-In
  • The QuickTime Plugin allows you to view a wide variety of multimedia content in Web pages. For more information, visit the QuickTime Web site.
  • NPRuntime Script Plug-in Library for Java(TM) Deploy
  • Adobe PDF Plug-In For Firefox and Netscape "9.4.5"
  • Google Update
  • Shockwave Flash 10.3 r181
  • Adobe Shockwave for Director Netscape plug-in, version 11.5
  • iTunes Detector Plug-in
  • DivX Web Player version
  • Next Generation Java Plug-in 1.6.0_26 for Mozilla browsers
  • 4.0.60531.0
  • Windows Presentation Foundation (WPF) plug-in for Mozilla browsers
  • Npdsplay dll
  • DRM Store Netscape Plugin
  • DRM Netscape Network Object


  • User Agent: Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0

More Information

Error: BVDCORE.videoFormats is undefined
how it will remove

sbl03 0 solutions 1 answers

Disable Youtube Downloader add-on.

luvlethalwhites 0 solutions 1 answers

Helpful Reply

Perhaps I do not want to disable my youtube downloader. I have it for a reason. Was not receiving this error for since I downloaded 6.0, now started getting it today. Please fix and release update. Thanks.

Jaozen 0 solutions 1 answers

ROFLMAO. best convo Ive read on the internet in months... Touche sir, touche

danycrass 0 solutions 1 answers

Helpful Reply

Update "Easy Youtube Downloader" addon :)

ryan112ryan 0 solutions 2 answers

Use the shortcut Control + Shift + A click extensions on the left and update any video downloader (easy video downloader or similar), restart firefox and you should be good!