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Date: Thu, 29 Apr 2010 23:33:30 +0300
From: Andriy Gapon <avg@icyb.net.ua>
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To: Michael Moll <kvedulv@kvedulv.de>
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Cc: freebsd-current@freebsd.org
Subject: Re: config(8) dumps core
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on 29/04/2010 18:31 Michael Moll said the following:
[snip]
> Assertion failed: (r != '\0' && ("Char present in the configuration " "string
> mustn't be equal to 0")), function kernconfdump, file
> /usr/src/usr.sbin/config/main.c, line 721.
[snip]
> Any ideas on this?

Yes, one idea - to verify what the message above says.
You can use hd to see if you indeed have '\0' (0x00) symbol somewhere within
your kernel config file.

-- 
Andriy Gapon