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Whenever I try opening Firefox, it keeps saying "Your Firefox profile cannot be loaded. It may be missing or inaccessible."

Firefox Troubleshooting
cor-el replied
ajbenius
ajbenius

Some weird stuff happened. Firefox and Google Chrome merged into one or something like that happened. I tried going on Firefox after that but it kept repeating that message. I uninstalled and reinstalled Chrome and Chrome is now fine, but for Firefox I uninstalled and reinstalled it about 2 times. After the 2nd time, it started working... for 5 minutes. Then the same stuff happened again.

Some weird stuff happened. Firefox and Google Chrome merged into one or something like that happened. I tried going on Firefox after that but it kept repeating that message. I uninstalled and reinstalled Chrome and Chrome is now fine, but for Firefox I uninstalled and reinstalled it about 2 times. After the 2nd time, it started working... for 5 minutes. Then the same stuff happened again.

All Replies (2)

Diego Victor
Diego Victor

Hello ajbenius already there is a discussion about this same problem here:

cor-el
cor-el
  • Top 25 Contributor
  • Moderator

This is usually caused by a problem with the profiles.ini file and the profile marked as Default=1 is no longer present on the hard drive.

  • Windows: "%AppData%\Mozilla\Firefox\"
  • Linux: ~/.mozilla/firefox/
  • Mac: ~/Library/Application Support/Firefox/
  • Delete the profiles.ini file to force Firefox to create a new default profile
  • Use the Profile Manager to create a new profile
  • Use "Choose Folder" to recover an existing profile if there is still one present