usb error 71

[david]

hi all
been trying everything to mount the usb stick
here is messages log

Sep 11 20:51:32 localhost kernel: usb 2-1.2: USB disconnect, address 5
Sep 11 20:51:32 localhost kernel: updfstab: Using deprecated /dev/sg
mechanism instead of SG_IO on the actual device
Sep 11 20:51:37 localhost kernel: usb 2-1.3: new full speed USB device
using address 6
Sep 11 20:51:37 localhost kernel: usb 2-1.3: device not accepting
address 6, error -71
Sep 11 20:51:37 localhost kernel: usb 2-1.3: new full speed USB device
using address 7
Sep 11 20:51:38 localhost kernel: uba: device 7 capacity nsec 61440
bsize 512
Sep 11 20:51:38 localhost kernel: uba: was not changed
Sep 11 20:51:38 localhost kernel:  uba: uba1

i have ehci-hcd
and uhci-hcd
i am plugging into a four port hub
nothing is showing up in hardware browser under hard drives only sda for
my sata drive
any idea what error -71 is?
thanks
david