Vagrant up 启动出现的问题，总是在这步就失败？

$ cd ~/Homestead && vagrant up
Bringing machine 'default' up with 'virtualbox' provider...
==> default: Box 'base' could not be found. Attempting to find and install...
default: Box Provider: virtualbox
default: Box Version: >= 0
D:/HashiCorp/Vagrant/embedded/mingw64/lib/ruby/2.4.0/uri/rfc3986_parser.rb:21:in split': URI must be ascii only "file:///C:/Users/\u9633/Homestead/base" (URI::InvalidURIError) from D:/HashiCorp/Vagrant/embedded/mingw64/lib/ruby/2.4.0/uri/rfc3986_parser.rb:73:inparse'
from D:/HashiCorp/Vagrant/embedded/mingw64/lib/ruby/2.4.0/uri/common.rb:231:in parse' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builtin/box_add.rb:485:inmetadata_url?'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builtin/box_add.rb:91:in block in call' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builtin/box_add.rb:89:inmap'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builtin/box_add.rb:89:in call' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/warden.rb:34:incall'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builder.rb:116:in call' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/runner.rb:66:inblock in run'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/util/busy.rb:19:in busy' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/runner.rb:66:inrun'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builtin/handle_box.rb:82:in handle_box' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builtin/handle_box.rb:42:inblock in call'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builtin/handle_box.rb:36:in synchronize' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builtin/handle_box.rb:36:incall'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/warden.rb:34:in call' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/warden.rb:95:inblock in finalize_action'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/warden.rb:34:in call' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builder.rb:116:incall'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/runner.rb:66:in block in run' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/util/busy.rb:19:inbusy'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/runner.rb:66:in run' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builtin/call.rb:53:incall'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/warden.rb:34:in call' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/plugins/providers/virtualbox/action/check_virtualbox.rb:26:incall'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/warden.rb:34:in call' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/builder.rb:116:incall'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/runner.rb:66:in block in run' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/util/busy.rb:19:inbusy'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/action/runner.rb:66:in run' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/machine.rb:239:inaction_raw'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/machine.rb:208:in block in action' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/environment.rb:598:inlock'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/machine.rb:194:in call' from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/machine.rb:194:inaction'
from D:/HashiCorp/Vagrant/embedded/gems/2.1.1/gems/vagrant-2.1.1/lib/vagrant/batch_action.rb:82:in `block (2 levels) in run'