On Saturday 02 August 2008 09:40:14 Chetan Nanda wrote: > Hi All, > > I am using Ubuntu distro with kernel 2.6.24-14 kernel on my Compaq V2000 > laptop. > Recently I bought a USB 120GB hard-disk but hard-disk is not getting > detected by system. From the log, it seems like the disk is detetected, it just doesn't work properly. > On connecting hard-disk to laptop following error messages are getting > displayed at system logs: > * > " > Aug 2 13:04:47 chetan-laptop kernel: [ 369.962041] usb 5-1: new high > speed USB device using ehci_hcd and address 2 > Aug 2 13:04:47 chetan-laptop NetworkManager: <debug> [1217662487.974602] > nm_hal_device_added(): New device added (hal udi is > '/org/freedesktop/Hal/devices/usb_device_152d_2339_152D203380B6'). > Aug 2 13:04:47 chetan-laptop kernel: [ 369.994583] usb 5-1: configuration > #1 chosen from 1 choice > Aug 2 13:04:48 chetan-laptop kernel: [ 184.940332] usbcore: registered > new interface driver libusual > Aug 2 13:04:48 chetan-laptop NetworkManager: <debug> [1217662488.179333] > nm_hal_device_added(): New device added (hal udi is > '/org/freedesktop/Hal/devices/usb_device_152d_2339_152D203380B6_if0'). > Aug 2 13:04:48 chetan-laptop kernel: [ 184.988052] Initializing USB Mass > Storage driver... > Aug 2 13:04:48 chetan-laptop kernel: [ 184.990779] scsi2 : SCSI emulation > for USB Mass Storage devices > Aug 2 13:04:48 chetan-laptop kernel: [ 184.993201] usbcore: registered > new interface driver usb-storage > Aug 2 13:04:48 chetan-laptop kernel: [ 184.993207] USB Mass Storage > support registered. > Aug 2 13:04:48 chetan-laptop kernel: [ 184.994048] usb-storage: device > found at 2 > Aug 2 13:04:48 chetan-laptop kernel: [ 184.994051] usb-storage: waiting > for device to settle before scanning > Aug 2 13:04:53 chetan-laptop kernel: [ 370.842557] usb-storage: device > scan complete > Aug 2 13:04:58 chetan-laptop kernel: [ 373.757127] usb 5-1: reset high > speed USB device using ehci_hcd and address 2 > Aug 2 13:05:09 chetan-laptop kernel: [ 380.371017] usb 5-1: reset high > speed USB device using ehci_hcd and address 2 > Aug 2 13:05:14 chetan-laptop kernel: [ 383.172062] usb 5-1: reset high > speed USB device using ehci_hcd and address 2 > Aug 2 13:05:14 chetan-laptop kernel: [ 383.201232] usb 5-1: device > descriptor read/64, error -71 Can you try what this guy has done: http://www.guyrutenberg.com/2008/06/26/usb-1-4-device-descriptor-read64-error-71/ Another quick google, reveals the following fix: sudo rmmod ehci_hcd sudo modprobe ehci_hcd (http://www.google.no/search?hl=no&q="usb 5-1%3A device> descriptor read%2F64%2C error -71"&meta= in case you wondered) > Aug 2 13:05:14 chetan-laptop kernel: [ 383.247244] usb 5-1: device > descriptor read/64, error -71 > Aug 2 13:05:14 chetan-laptop kernel: [ 383.291548] usb 5-1: reset high > speed USB device using ehci_hcd and address 2 > Aug 2 13:05:14 chetan-laptop kernel: [ 383.319273] usb 5-1: device > descriptor read/64, error -71 > Aug 2 13:05:15 chetan-laptop kernel: [ 383.378589] usb 5-1: device > descriptor read/64, error -71 > Aug 2 13:05:15 chetan-laptop kernel: [ 191.596261] usb 5-1: reset high > speed USB device using ehci_hcd and address 2 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.632250] usb 5-1: device not > accepting address 2, error -71 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.642816] usb 5-1: reset high > speed USB device using ehci_hcd and address 2 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.680945] usb 5-1: device not > accepting address 2, error -71 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.680975] scsi 2:0:0:0: Device > offlined - not ready after error recovery > Aug 2 13:05:17 chetan-laptop kernel: [ 383.681001] usb 5-1: USB > disconnect, address 2 > Aug 2 13:05:17 chetan-laptop NetworkManager: <debug> [1217662516.342673] > nm_hal_device_removed(): Device removed (hal udi is > '/org/freedesktop/Hal/devices/usb_device_152d_2339_152D203380B6_if0'). > Aug 2 13:05:17 chetan-laptop NetworkManager: <debug> [1217662516.355397] > nm_hal_device_removed(): Device removed (hal udi is > '/org/freedesktop/Hal/devices/usb_device_152d_2339_152D203380B6'). > Aug 2 13:05:17 chetan-laptop kernel: [ 383.710028] usb 5-1: new high > speed USB device using ehci_hcd and address 3 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.740552] usb 5-1: device > descriptor read/64, error -71 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.779996] usb 5-1: device > descriptor read/64, error -71 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.796991] usb 5-1: new high > speed USB device using ehci_hcd and address 4 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.828860] usb 5-1: device > descriptor read/64, error -71 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.867776] usb 5-1: device > descriptor read/64, error -71 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.884679] usb 5-1: new high > speed USB device using ehci_hcd and address 5 > Aug 2 13:05:17 chetan-laptop kernel: [ 383.920377] usb 5-1: device not > accepting address 5, error -71 > Aug 2 13:05:18 chetan-laptop kernel: [ 383.929010] usb 5-1: new high > speed USB device using ehci_hcd and address 6 > Aug 2 13:05:18 chetan-laptop kernel: [ 383.961224] usb 5-1: device not > accepting address 6, error -71 > "* > > Do i need to configure USB subsystem in some way? No, you shouldn't have to do that Out of curiosity, have you tried to use the disk on another machine? Or, have you tried another usb-disk that you *know* works? My point: are you 100% sure that it's not your protable disk? Good luck with your drive, and I hope this works for you! :) -- mvh Henrik Austad
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