From: Olivier Andrieu <oandrieu at nerim.net>
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Date: Fri, 3 Nov 2006 19:33:22 +0100
To: "David Powers" <david at grayskies.net>
Cc: lablgtk at math.nagoya-u.ac.jp
Subject: Re: GtkSocket interface
In-Reply-To: <c65d14df0611030813g19b4eaf9na88639f48a380c85 at mail.gmail.com>
References: <c65d14df0611030813g19b4eaf9na88639f48a380c85 at mail.gmail.com>
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 David Powers [Friday 3 November 2006] :
 >
 > An attempt to build the socket.ml example on a Fedora Core 5 machine
 > with OCaml 3.09, Gtk 2.8, and the latest lablgtk code produces:
 > 
 > Fatal error: exception Failure("Gobject.unsafe_create : type GtkSocket
 > is not yet defined")
 > 
 > when GWindow.socket is called.  Oddly, I can create a plug object
 > without this error, which implies that the socket/plug infrastructure
 > is available.  Does anyone have any thoughts on how this could be
 > fixed?

That's because GtkPlug/GtkSocket where in module GBin before. The ML
code has been moved to GWindow but not the C code apparently. 

As a workaround, adding this to your code should work:
,----
| GtkBin._gtkbin_init ()
`----

-- 
   Olivier