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XML Parsing Error

  • 5 uphendule
  • 1 inale nkinga
  • 1 view
  • Igcine ukuphendulwa ngu FredMcD

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I'm getting the XML Parsing Error message on Firefox after the latest update. I have tried every fix I can find in the help guide and the community section but none of them have worked. So far I have:

- completely uninstalled Firefox and everything related
- emptied cache of Chrome (which is what I am using to re-download Firefox)
- deleted everything in Windows Temp folder
- re-downloaded a brand new download of Firefox directly from the site
- run a full clean re-install of Firefox (same error message)
- restarted the computer (still getting XML Parsing error)
- unable to start Firefox in safe-mode as I don't have the button on the browser to do so.

Any other suggestions would be greatly appreciated as Firefox is my favourite browser and I want it back!

I'm getting the XML Parsing Error message on Firefox after the latest update. I have tried every fix I can find in the help guide and the community section but none of them have worked. So far I have: - completely uninstalled Firefox and everything related - emptied cache of Chrome (which is what I am using to re-download Firefox) - deleted everything in Windows Temp folder - re-downloaded a brand new download of Firefox directly from the site - run a full clean re-install of Firefox (same error message) - restarted the computer (still getting XML Parsing error) - unable to start Firefox in safe-mode as I don't have the button on the browser to do so. Any other suggestions would be greatly appreciated as Firefox is my favourite browser and I want it back!

Isisombululo esikhethiwe

Thanks for your solution Cor-el.

Unfortunately that hadn't worked either, but last night in one last-ditch attempt before giving up until the next update, I deleted the installer, re downloaded it and ran it without uninstalling my current version of Firefox. It prompted me to run the 'Reset Firefox' solution so I tried that (which I thought I had tried previously, but perhaps not after having cleared caches and things) and that worked.

So Firefox is up and running again.

Funda le mpendulo ngokuhambisana nalesi sihloko 👍 0

All Replies (5)

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Unfortunately it doesn't seem to have.

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Can you attach a screenshot?


You can create a new profile as a quick test to see if your current profile is causing the problem.

See "Creating a profile":

If the new profile works then you can transfer files from a previously used profile to the new profile, but be cautious not to copy corrupted files to avoid carrying over problems.

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Isisombululo Esikhethiwe

Thanks for your solution Cor-el.

Unfortunately that hadn't worked either, but last night in one last-ditch attempt before giving up until the next update, I deleted the installer, re downloaded it and ran it without uninstalling my current version of Firefox. It prompted me to run the 'Reset Firefox' solution so I tried that (which I thought I had tried previously, but perhaps not after having cleared caches and things) and that worked.

So Firefox is up and running again.

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That was very good work. Well Done.