Important Notice: We're experiencing email notification issues. If you've posted a question in the community forums recently, please check your profile manually for responses while we're working to fix this.

On Monday the 3rd of March, around 5pm UTC (9am PT) users may experience a brief period of downtime while one of our underlying services is under maintenance.

Avatar for Username

Αναζήτηση στην υποστήριξη

Προσοχή στις απάτες! Δεν θα σας ζητήσουμε ποτέ να καλέσετε ή να στείλετε μήνυμα σε κάποιον αριθμό τηλεφώνου ή να μοιραστείτε προσωπικά δεδομένα. Αναφέρετε τυχόν ύποπτη δραστηριότητα μέσω της επιλογής «Αναφορά κατάχρησης».

Μάθετε περισσότερα

Αυτό το νήμα αρχειοθετήθηκε. Παρακαλούμε κάντε νέα ερώτηση αν χρειάζεστε βοήθεια.

After upgrade to Quantum, All websites cause a "Server Not Found" error

  • 2 απαντήσεις
  • 8 έχουν αυτό το πρόβλημα
  • 2 προβολές
  • Τελευταία απάντηση από Shadow110

garretts
garretts
more options

I was using Firefox 56 yesterday with no issues. It apparently upgraded in the background to Quantum, and now it won't connect to any websites. I CAN connect to internal pages (like my printer and router), but any external pages generate a "Server Not Found" message.

I'm on Mac 10.13.1, and both Chrome and Safari connect with no issues.

I've:


Again, the other browsers work fine. It's just Firefox Quantum. (And I tried downloading and installing 56.0.2, which worked perfectly yesterday, and now it does the same thing.

I was using Firefox 56 yesterday with no issues. It apparently upgraded in the background to Quantum, and now it won't connect to any websites. I CAN connect to internal pages (like my printer and router), but any external pages generate a "Server Not Found" message. I'm on Mac 10.13.1, and both Chrome and Safari connect with no issues. I've: * Deleted and reinstalled Firefox * Deleted the Library/Application Support/Firefox folder and Firefox, emptied the trash and reinstalled from a new download * Followed the instructions (here: <https://support.mozilla.org/en-US/kb/server-not-found-connection-problem#w_firefox-cannot-load-websites-but-other-browsers-can>) to set the browser to "No Proxy" (like my other browsers), turned off DNS Prefetching and disable IPv6 * Performed a "Firefox Refresh" Again, the other browsers work fine. It's just Firefox Quantum. (And I tried downloading and installing 56.0.2, which worked perfectly yesterday, and now it does the same thing.

Επιλεγμένη λύση

And there we go.

Turns out my VPN (PIA) was blocking it.

I hadn't changed any settings in switching, but with the VPN off, Firefox is working again.

Ανάγνωση απάντησης σε πλαίσιο 👍 2

Όλες οι απαντήσεις (2)

garretts
garretts Ιδιοκτήτης ερώτησης
more options

Επιλεγμένη λύση

And there we go.

Turns out my VPN (PIA) was blocking it.

I hadn't changed any settings in switching, but with the VPN off, Firefox is working again.

Shadow110
Shadow110
more options

Hello,

I am glad to hear that your problem has been resolved. If you haven't already, ***please select the answer that solves the problem (yours)***. This will help other users with similar problems find the solution more easily. Thank you for contacting Mozilla Support.