vagrant up error with VBoxManage sharedfolder

[anusornc]

PS O:\Research\TextAnalytics\agave> vagrant up
Bringing machine 'default' up with 'virtualbox' provider...
There was an error while executing VBoxManage, a CLI used by Vagrant
for controlling VirtualBox. The command and stderr is shown below.

Command: ["sharedfolder", "add", "b32ccc99-8743-4622-8a68-8435f2667aca", "--name", "", "--hostpath", "\\?\O:\Research\TextAnalytics\agave"]

Stderr: Oracle VM VirtualBox Command Line Management Interface Version 5.1.12
(C) 2005-2016 Oracle Corporation
All rights reserved.

Usage:

VBoxManage sharedfolder add <uuid|vmname>
--name --hostpath
[--transient] [--readonly] [--automount]

Syntax error: Invalid parameter '\?\O:\Research\TextAnalytics\agave'

[henry9162]

Currently having same issues here, please did you fix this...