On Tue, Nov 23, 2004 at 12:36:06PM -0500, Chris Ross wrote:
> 
>   Hi.  I have an i386 machine, that I installed 2.0_RC4 onto
> from an ISO.  Then, I checked out and built -current.  However,
> trying to install into / caused problems.  I first tried to
> boot with a -current kernel, but that seemed to get occasional
> errors fsck'ing the disks.  So, I tried running the 2.0_RC4
> kernel to build and install userland, but the install errored
> out part-way through.

You have to boot a 'new' kernel before you upgrade your userlands.
Please see http://www.netbsd.org/Documentation/current/