On Wed, 3 Jun 2009, Jithin Emmanuel wrote: > These are the output with out using docking station. I stopped using > it. In the end it always get connectes using ehci_hcd. > > So only solution is to buy a new usb hdd? I don't know -- you haven't determined where the problem is yet. The problem could be in the drive, in the computer, or in the USB cables. In fact, the problem could be as simple as a loose cable connection! Try using the drive on a different computer, and try using different drives on your computer. That should help pin down where the problem is. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html