vagrant machine not existing

[pliguori]

getting the following problem when launching the vagrant script

`iMac-di-user:consul-vagrant user$ vagrant up
Bringing machine 'consul-1' up with 'virtualbox' provider...
Bringing machine 'consul-2' up with 'virtualbox' provider...
Bringing machine 'consul-3' up with 'virtualbox' provider...
==> consul-1: Box 'vagrantcloud-ubuntu-trusty-64' could not be found. Attempting to find and install...
consul-1: Box Provider: virtualbox
consul-1: Box Version: >= 0
==> consul-1: Box file was not detected as metadata. Adding it directly...
==> consul-1: Adding box 'vagrantcloud-ubuntu-trusty-64' (v0) for provider: virtualbox
consul-1: Downloading: http://vagrantcloud.com/ubuntu/boxes/trusty64/versions/1/providers/virtualbox.box
An error occurred while downloading the remote file. The error
message, if any, is reproduced below. Please fix this error and try
again.

The requested URL returned error: 404 Not Found`