vagrant reload error

$ vagrant reload dev                                                                                             
==> dev: Attempting graceful shutdown of VM...                                                                   
==> dev: Checking if box 'ubuntu/trusty64' is up to date...                                                      
==> dev: Clearing any previously set forwarded ports...                                                          
==> dev: Clearing any previously set network interfaces...                                                       
==> dev: Preparing network interfaces based on configuration...                                                  
    dev: Adapter 1: nat                                                                                          
    dev: Adapter 2: hostonly                                                                                     
==> dev: Forwarding ports...                                                                                     
    dev: 80 (guest) => 8080 (host) (adapter 1)                                                                   
    dev: 22 (guest) => 2222 (host) (adapter 1)                                                                   
==> dev: Running 'pre-boot' VM customizations...                                                                 
==> dev: Booting VM...                                                                                           
==> dev: Waiting for machine to boot. This may take a few minutes...                                             
    dev: SSH address: 127.0.0.1:2222                                                                             
    dev: SSH username: vagrant                                                                                   
    dev: SSH auth method: private key                                                                            
    dev: Warning: Remote connection disconnect. Retrying...                                                      
==> dev: Machine booted and ready!                                                                               
==> dev: Checking for guest additions in VM...                                                                   
==> dev: Configuring and enabling network interfaces...                                                          
C:/HashiCorp/Vagrant/embedded/gems/gems/net-scp-1.1.2/lib/net/scp.rb:392:in `await_response_state': Agent pid 196
5 (RuntimeError)                                                                                                 
        from C:/HashiCorp/Vagrant/embedded/gems/gems/net-scp-1.1.2/lib/net/scp.rb:380:in `await_response'        
        from C:/HashiCorp/Vagrant/embedded/gems/gems/net-scp-1.1.2/lib/net/scp/upload.rb:25:in `upload_start_stat
e'                                                                                                               
        from C:/HashiCorp/Vagrant/embedded/gems/gems/net-scp-1.1.2/lib/net/scp.rb:363:in `block (3 levels) in sta
rt_command'                                                                                                      
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/channel.rb:324:in `call'   
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/channel.rb:324:in `process'
                                                                                                                 
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/session.rb:223:in `block in
 preprocess'                                                                                                     
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/session.rb:223:in `each'   
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/session.rb:223:in `preproce
ss'                                                                                                              
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/session.rb:206:in `process'
                                                                                                                 
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/session.rb:170:in `block in
 loop'                                                                                                           
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/session.rb:170:in `loop'   
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/session.rb:170:in `loop'   
        from C:/Users/hovis/.vagrant.d/gems/gems/net-ssh-3.0.2/lib/net/ssh/connection/channel.rb:269:in `wait'   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/net-scp-1.1.2/lib/net/scp.rb:279:in `upload!'               
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/communicators/ssh/communicator.rb:271:
in `block in upload'                                                                                             
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/communicators/ssh/communicator.rb:630:
in `block in scp_connect'                                                                                        
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/communicators/ssh/communicator.rb:312:
in `connect'                                                                                                     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/communicators/ssh/communicator.rb:628:
in `scp_connect'                                                                                                 
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/communicators/ssh/communicator.rb:265:
in `upload'                                                                                                      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/guests/debian/cap/configure_networks.r
b:39:in `block in configure_networks'                                                                            
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/guests/debian/cap/configure_networks.r
b:13:in `tap'                                                                                                    
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/guests/debian/cap/configure_networks.r
b:13:in `configure_networks'                                                                                     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/capability_host.rb:111:in `call'  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/capability_host.rb:111:in `capabil
ity'                                                                                                             
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/guest.rb:43:in `capability'       
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/network.rb
:133:in `call'                                                                                                   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/clear_netw
ork_interfaces.rb:26:in `call'                                                                                   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/prepare_nf
s_settings.rb:18:in `call'                                                                                       
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/synced_folders.rb:8
7:in `call'                                                                                                      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/synced_folder_clean
up.rb:28:in `call'                                                                                               
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/synced_folders/nfs/action_cleanup.rb:1
9:in `call'                                                                                                      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/prepare_nf
s_valid_ids.rb:12:in `call'                                                                                      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/handle_forwarded_po
rt_collisions.rb:49:in `call'                                                                                    
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/prepare_fo
rwarded_port_collision_params.rb:30:in `call'                                                                    
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/env_set.rb:19:in `c
all'                                                                                                             
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/provision.rb:80:in 
`call'                                                                                                           
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/clear_forw
arded_ports.rb:15:in `call'                                                                                      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/set_name.r
b:19:in `call'                                                                                                   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/clean_mach
ine_folder.rb:17:in `call'                                                                                       
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/check_acce
ssible.rb:18:in `call'                                                                                           
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builder.rb:116:in `call'   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `block in r
un'                                                                                                              
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/util/busy.rb:19:in `busy'         
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `run'      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/call.rb:53:in `call
'                                                                                                                
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builder.rb:116:in `call'   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `block in r
un'                                                                                                              
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/util/busy.rb:19:in `busy'         
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `run'      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/call.rb:53:in `call
'                                                                                                                
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builder.rb:116:in `call'   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `block in r
un'                                                                                                              
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/util/busy.rb:19:in `busy'         
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `run'      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/call.rb:53:in `call
'                                                                                                                
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/box_check_outdated.
rb:78:in `call'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/config_validate.rb:
25:in `call'                                                                                                     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/check_virt
ualbox.rb:17:in `call'                                                                                           
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builder.rb:116:in `call'   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `block in r
un'                                                                                                              
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/util/busy.rb:19:in `busy'         
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `run'      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/call.rb:53:in `call
'                                                                                                                
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builder.rb:116:in `call'   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `block in r
un'                                                                                                              
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/util/busy.rb:19:in `busy'         
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `run'      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/call.rb:53:in `call
'                                                                                                                
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/discard_st
ate.rb:15:in `call'                                                                                              
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/check_acce
ssible.rb:18:in `call'                                                                                           
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builder.rb:116:in `call'   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `block in r
un'                                                                                                              
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/util/busy.rb:19:in `busy'         
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `run'      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/call.rb:53:in `call
'                                                                                                                
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/check_virt
ualbox.rb:17:in `call'                                                                                           
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/config_validate.rb:
25:in `call'                                                                                                     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:95:in `block in f
inalize_action'                                                                                                  
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builder.rb:116:in `call'   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `block in r
un'                                                                                                              
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/util/busy.rb:19:in `busy'         
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `run'      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/call.rb:53:in `call
'                                                                                                                
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/providers/virtualbox/action/check_virt
ualbox.rb:17:in `call'                                                                                           
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'     
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builder.rb:116:in `call'   
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `block in r
un'                                                                                                              
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/util/busy.rb:19:in `busy'         
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `run'      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/machine.rb:224:in `action_raw'    
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/machine.rb:199:in `block in action
'                                                                                                                
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/environment.rb:561:in `lock'      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/machine.rb:185:in `call'          
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/machine.rb:185:in `action'        
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/commands/reload/command.rb:39:in `bloc
k in execute'                                                                                                    
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/plugin/v2/command.rb:235:in `block
 in with_target_vms'                                                                                             
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/plugin/v2/command.rb:229:in `each'
                                                                                                                 
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/plugin/v2/command.rb:229:in `with_
target_vms'                                                                                                      
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/commands/reload/command.rb:37:in `exec
ute'                                                                                                             
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/cli.rb:42:in `execute'            
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/environment.rb:302:in `cli'       
        from C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/bin/vagrant:174:in `<main>'