On-premise data gateway set up fail

I am attempting to set up an onpremise data gateway but when i go to log in i am recieving the below message..

Any help would be much appreciated!

Failed to sign in. Please verify your credentials and try again.
authentication_canceled: User canceled authentication
   at Microsoft.IdentityModel.Clients.ActiveDirectory.AuthenticationContext.RunAsyncTask[T](Task`1 task)
   at Microsoft.PowerBI.DataMovement.GatewayCommon.AuthenticationManager.AuthenticateWithSelectedUser(Uri authorityAddress, Uri resource, String