root@booboo-laptop:/home/booboo# VBoxManage list usbhost
VirtualBox Command Line Management Interface Version 1.5.6
(C) 2005-2008 innotek GmbH
All rights reserved.

[!] FAILED calling Host->GetUSBDevices(CollPtr.asOutParam()) at line 1958!
[!] Primary RC  = 0x80004005
[!] Full error info present: true , basic error info present: true 
[!] Result Code = 0x80004005
[!] Text        = Could not load the Host USB Proxy Service (VERR_FILE_NOT_FOUND). The service might be not installed on the host computer
[!] Component   = Host, Interface: IHost, {81729c26-1aec-46f5-b7c0-cc7364738fdb}
[!] Callee      = IHost, {81729c26-1aec-46f5-b7c0-cc7364738fdb}