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        Sun, 26 Jul 2015 08:49:50 -0700 (PDT)
Date: Sun, 26 Jul 2015 18:49:48 +0300
From: "Vladimir Zhbanov (vzhbanov AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
To: geda-user AT delorie DOT com
Subject: Re: [geda-user] Guile Error in gEDA-gaf Head
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On Sun, Jul 26, 2015 at 11:02:40AM -0400, Jason White (whitewaterssoftwareinfo AT gmail DOT com) [via geda-user AT delorie DOT com] wrote:
> Howdy,
> 
> I just cloned the geda-gaf git repository and built it (but not
> installed it) so that I could see the most recent changes.
> 
> Unfortunately, Guile throws the following error at startup:
> 
> Backtrace:
> In ice-9/boot-9.scm:
>  157: 1 [catch #t #<catch-closure 85ed370> ...]
> In unknown file:
>    ?: 0 [apply-smob/1 #<catch-closure 85ed370>]
> 
> ERROR: In procedure apply-smob/1:
> ERROR: In procedure scm_to_utf8_stringn: Wrong type argument in
> position 1 (expecting string): #f
> 
> 
> Both guile 2.0 and 1.8 are installed on my system, perhaps their is
> something wrong with the build configuration?

Try to uninstall guile 1.8 and rebuild.

Cheers,
  Vladimir