Mozilla VPN is currently experiencing an outage. Our team is actively working to resolve the issue. Please check the status page for real-time updates. Thank you for your patience.

Sykje yn Support

Mij stipescams. Wy sille jo nea freegje in telefoannûmer te beljen, der in sms nei ta te stjoeren of persoanlike gegevens te dielen. Meld fertochte aktiviteit mei de opsje ‘Misbrûk melde’.

Mear ynfo

Dizze konversaasje is argivearre. Stel in nije fraach as jo help nedich hawwe.

cannot launch firefox. error message reads " a copy of firefox is already open" though none is open.

  • 1 antwurd
  • 2 hawwe dit probleem
  • 19 werjeftes
  • Lêste antwurd fan silkphoenix

more options

I cannot launch Firefox. Error message reads "Close Firefox. A copy of Firefox is already open. Only one copy of Firefox can be open at a time". But there IS NOT a copy open at all. Even after uninstall and downloading another copy, it will not let me launch. Same error message.

I cannot launch Firefox. Error message reads "Close Firefox. A copy of Firefox is already open. Only one copy of Firefox can be open at a time". But there IS NOT a copy open at all. Even after uninstall and downloading another copy, it will not let me launch. Same error message.

Alle antwurden (1)

more options

Please read this article to see if it helps:


http://kb.mozillazine.org/Firefox_hangs#Hang_at_exit