That message is not an error
PCMCIA Network Adapter Issues
No such file or directory? (John Cusick)
Update the PCMCIA init script... (David Hinds)
Readonly Variable? (John Cusick)
Date: 2000, Jul 06
From: David Hinds <firstname.lastname@example.org>
> /sbin/init.d/rc2.d/S03pcmcia: SCHEME: readonly variable
This is not a failure message. It is perhaps misleading, but it is
just telling you that you've overridden SCHEME from the boot prompt.
Is this the only PCMCIA message you got?
Other message is "failed services" by John Cusick, 2000, Jul 06
Intel CardBus 32 Works! by John Cusick, 2000, Jul 07
to: "That message is not an error"