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WebGL not working

  • 5 Antworten
  • 32 haben dieses Problem
  • 1 Aufruf
  • Letzte Antwort von John99

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I recently noticed that WebGL no longer works for me in Firefox, even though it has worked in the past. I'm currently running Firefox 14.0a1 Nightly on Window 7 64-bit (although I have also tried it in FF11). When I opened, up about:support, it said "Blocked for your graphics card because of unresolved driver issues.", even though I have the latest driver for my NVIDIA GeForce GT 540M GPU. I also haven't touched anything related to WebGL in about:config.

I've heard that Firefox doesn't play nice with Optimus. Could it be that, possibly? Should I update my Intel Graphics driver?

I recently noticed that WebGL no longer works for me in Firefox, even though it has worked in the past. I'm currently running Firefox 14.0a1 Nightly on Window 7 64-bit (although I have also tried it in FF11). When I opened, up about:support, it said "Blocked for your graphics card because of unresolved driver issues.", even though I have the latest driver for my NVIDIA GeForce GT 540M GPU. I also haven't touched anything related to WebGL in about:config. I've heard that Firefox doesn't play nice with Optimus. Could it be that, possibly? Should I update my Intel Graphics driver?

Ausgewählte Lösung

Sorry I do not know the answer. I do note another thread suggested changing prefs to remove a similar block.

pekelney in /questions/865633#answer-235634 said

 If the user has a blocked driver, then open: about:config Then double click on: webgl.force-enabled=false This will change it to: webgl.force-enabled=true

Restart Firefox and WebGL will work.

I also note there was a regression causing problems with NVIDA & some 3Dgraphics, but the problem seems to have been resolved: 3D videos do not work with certain NVIDIA drivers in Firefox 11


In a more recent post /questions/897556#answer-276685 cor-el suggests

Try to reset all gfx.blacklist prefs.
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It is worth trying updating drivers. Is the problem only with WebGL ? When did it last work,and does it work in the firefox Releaseversion Fireox 11.

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I've updated both of my GPU drivers, and the problem persists. Yes, it seems to only be with WebGL. I don't remember exactly when it last worked, probably a few months ago, but I just recently noticed. It doesn't work in the stable release, either.

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Ausgewählte Lösung

Sorry I do not know the answer. I do note another thread suggested changing prefs to remove a similar block.

pekelney in /questions/865633#answer-235634 said

 If the user has a blocked driver, then open: about:config Then double click on: webgl.force-enabled=false This will change it to: webgl.force-enabled=true

Restart Firefox and WebGL will work.

I also note there was a regression causing problems with NVIDA & some 3Dgraphics, but the problem seems to have been resolved: 3D videos do not work with certain NVIDIA drivers in Firefox 11


In a more recent post /questions/897556#answer-276685 cor-el suggests

Try to reset all gfx.blacklist prefs.

Geändert am von John99

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That did seem to fix it, thank you very much!

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Glad it worked, thanks for posting back. I have only recently started using a PC capable of WebGL so do not know much about it myself.