On Mon, 26 Nov 2007 17:11:06 +0100
Pieter Verberne <pieterverberne@xs4all.nl> wrote:

quoted text
> a few months ago I bought a Western Digital extern USB harddisk. It
> worked with OpenBSD for the first x minutes, but stoped working with
> an dmesg-error: Umass0 Phase Error, residue=0

I don't know if it has any relevance but (similar?) problems with
Western Digital 'MyBook' usb drives has been reported on FreeBSD 6.1
(patched and solved?). http://www.freebsd.org/cgi/query-pr.cgi?pr=99419

- Ulf