This guide will show you how to resolve the “Cannot resolve host address” error listed in the ExpressVPN app for Mac’s diagnostics file.

RESOLVE: Cannot resolve host address: localhost: nodename nor servname provided, or not known
Exiting due to fatal error

If you see this error, there is a DNS issue with resolving the localhost server address. To resolve this issue:

  1. Restart your Mac.
  2. Launch the ExpressVPN app.
  3. Connect to a VPN server location.

If you still see the same error in your diagnostics information file, follow these steps:

  1. Configure your DNS settings to use other DNS server addresses.
  2. Launch the ExpressVPN app.
  3. Connect to a VPN server location.

Need help? Contact the ExpressVPN Support Team for immediate assistance.

Back to top

Czy ten artykuł okazał się pomocny?

Przykro nam to słyszeć. Poinformuj nas, co możemy poprawić.

What device do you need help with?

Examples: Android, Windows, Linksys router

Członek naszego zespołu pomocy technicznej zajmie się Twoją sprawą.