Not permitted to open the USB device, check usbfs options.
October 16th, 2007
If you are getting this error when trying to mount a USB device from Virtualbox, maybe you should try this:
Edit as root the file /etc/udev/rules.d/40-permissions.rules:
Look for the "USB devices" section:
Change mode from 0664 to 0666:
Now restart your computer and try to mount the device again.
Edit as root the file /etc/udev/rules.d/40-permissions.rules:
sudo gedit /etc/udev/rules.d/40-permissions.rulesLook for the "USB devices" section:
# USB devices (usbfs replacement)
SUBSYSTEM=="usb_device", MODE="0664"Change mode from 0664 to 0666:
# USB devices (usbfs replacement)
SUBSYSTEM=="usb_device", MODE="0666"Now restart your computer and try to mount the device again.