Not sure but this worked for me in a similar situation.
The problem is probably that an antivirus program has changed an
obscure TCP/IP setting. Please see this Microsoft Knowledge Base
article for a likely solution, specifying a value of 15 for
IRPStackSize on the computer that connects directly to the USB drive:
Antivirus Software May Cause Event ID 2011
http://support.microsoft.com/?scid=kb;en-us;177078
"Sylvain" <(E-Mail Removed)> wrote in message
news:1629101c38603$4f439980$(E-Mail Removed)...
> Under Windows XP Professional, I have tried to share the
> content of an extrenal drive hooked on my computer by
> USB. The other computers on the network can see the
> drive but cannot access the content. This drive format
> is FAT 32 (maybe it should be NTFS ???, maybe this is the
> problem...). I would appreciate help.
>
> Thanks.
>
>
> Sylvain