>When booting kernel 2.2.5 under Debian 2.1, I get the error as attached. >Once booted, everything seems to work fine. I'm guessing this error has You are probably trying to do `route add 127.0.0.0 dev lo' or something similar. Just remove that line or make it conditional on a 2.0 kernel. But the error is entirely harmless and you can just ignore it if you prefer. p.