It shows this error
Failed to attach the USB device Ralink 802.11 n WLAN [0101] to the virtual machine Kali-Linux-2017.3-vbox-amd64.
USB device 'Ralink 802.11 n WLAN' with UUID {f117a7bf-d636-4225-90d2-d827f86fa553} is busy with a previous request. Please try again later.
| Result Code: | E_INVALIDARG (0x80070057) |
| Component: | HostUSBDeviceWrap |
| Interface: | IHostUSBDevice {c19073dd-cc7b-431b-98b2-951fda8eab89} |
| Callee: | IConsole {872da645-4a9b-1727-bee2-5585105b9eed} |
Pls Somebody help.