USBView Error on Hardy 8.04 AMD64

Steven Davies-Morris sdavmor at systemstheory.net
Tue Jun 3 19:24:47 UTC 2008


Paul Johnson wrote:
> On Tue, Jun 3, 2008 at 12:07 PM, Steven Davies-Morris 
> <sdavmor at systemstheory.net> wrote:
>> I installed the USBViewer to help diagnose why I can't see my USB 
>> devices from within VirtualBox. When I look in "configure" I see
>> that it is looking to find the devices file in
>> /proc/bus/usb/devices. But there's nothing there. When opening the
>> USBViewer (or doing a refresh after it's open) I get this message:
>> 
>> Can not open the file /proc/bus/usb/devices Verify that you have
>> USB compiled into your kernel, have the USB core modules loaded,
>> and have the usbdev's filesystem mounted.
>> 
>> 
> 
> from the README.libusb file that is distributed with pilot-link. I 
> think your software is looking where the stuff is not now located,
> and you can address by adding line in /etc/fstab.
> 
> mount the kernel's usbfs 
> --------------------------------------------------- Make sure you
> have usbfs mounted, which can be found in fstab, by adding the
> following line:
> 
> # <file system> <mount point>   <type>  <options> none
> /proc/bus/usb   usbfs   defaults
> 
> Then 'mount -a' to make sure its mounted. You should now have a
> /proc/bus/usb directory heirarchy. The "new" udev and libusb will be
> using /dev/bus/usb, but many applications still use /proc/bus/usb, so
> we'll mount it until that gets deprecated.

Thanks Paul. That did the trick. [applause] Now I can get back to
figuring out why my Virtualbox WinXP USB issue.
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