In 9.04 we must edit /lib/udev/rules.d/50-udev-default.rules and change:
# libusb device nodes SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", NAME="bus/usb/$env{BUSNUM}/$env{DEVNUM}", MODE="0664"
to
# libusb device nodes SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", NAME="bus/usb/$env{BUSNUM}/$env{DEVNUM}", MODE="0666"
and restart.
In 9.04 we must edit /lib/udev/ rules.d/ 50-udev- default. rules and change:
# libusb device nodes =="usb_ device" , NAME="bus/ usb/$env{ BUSNUM} /$env{DEVNUM} ", MODE="0664"
SUBSYSTEM=="usb", ENV{DEVTYPE}
to
# libusb device nodes =="usb_ device" , NAME="bus/ usb/$env{ BUSNUM} /$env{DEVNUM} ", MODE="0666"
SUBSYSTEM=="usb", ENV{DEVTYPE}
and restart.